[INFO] cloning repository https://github.com/mamidon/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mamidon/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmamidon%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmamidon%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbeeb29db044b62e252b1b4719ecc026c1a16963
[INFO] testing mamidon/rlox against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmamidon%2Frlox" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mamidon/rlox on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mamidon/rlox
[INFO] finished tweaking git repo https://github.com/mamidon/rlox
[INFO] tweaked toml for git repo https://github.com/mamidon/rlox written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mamidon/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 792a4598af7e1dfb5ef5046bc883ffb5b2a96feeeeb5a60b416bfbe29f29ef51
[INFO] running `Command { std: "docker" "start" "-a" "792a4598af7e1dfb5ef5046bc883ffb5b2a96feeeeb5a60b416bfbe29f29ef51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "792a4598af7e1dfb5ef5046bc883ffb5b2a96feeeeb5a60b416bfbe29f29ef51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792a4598af7e1dfb5ef5046bc883ffb5b2a96feeeeb5a60b416bfbe29f29ef51", kill_on_drop: false }`
[INFO] [stdout] 792a4598af7e1dfb5ef5046bc883ffb5b2a96feeeeb5a60b416bfbe29f29ef51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8d538282b82319ff10d7a97a45a7663f7e4fdc75e85a468f627b75dff7a56f7
[INFO] running `Command { std: "docker" "start" "-a" "b8d538282b82319ff10d7a97a45a7663f7e4fdc75e85a468f627b75dff7a56f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use std::io::Write;;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:37:84
[INFO] [stdout]    |
[INFO] [stdout] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stdout]    |                                                                                    ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stdout]   |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/runtime.rs:191:74
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "b8d538282b82319ff10d7a97a45a7663f7e4fdc75e85a468f627b75dff7a56f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d538282b82319ff10d7a97a45a7663f7e4fdc75e85a468f627b75dff7a56f7", kill_on_drop: false }`
[INFO] [stdout] b8d538282b82319ff10d7a97a45a7663f7e4fdc75e85a468f627b75dff7a56f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f1cf786effc10c36660f463b0be39fb09b07452361ef72a93157632d6ff6bde
[INFO] running `Command { std: "docker" "start" "-a" "3f1cf786effc10c36660f463b0be39fb09b07452361ef72a93157632d6ff6bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use std::io::Write;;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:37:84
[INFO] [stdout]    |
[INFO] [stdout] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stdout]    |                                                                                    ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stdout]   |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/runtime.rs:191:74
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "3f1cf786effc10c36660f463b0be39fb09b07452361ef72a93157632d6ff6bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1cf786effc10c36660f463b0be39fb09b07452361ef72a93157632d6ff6bde", kill_on_drop: false }`
[INFO] [stdout] 3f1cf786effc10c36660f463b0be39fb09b07452361ef72a93157632d6ff6bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30ca463aebfdfe14d87f41eb4339ec7573eec958dd4aeb73e0a4c57f6cdf2641
[INFO] running `Command { std: "docker" "start" "-a" "30ca463aebfdfe14d87f41eb4339ec7573eec958dd4aeb73e0a4c57f6cdf2641", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:31:24
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use std::io::Write;;
[INFO] [stderr]    |                        ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:37:84
[INFO] [stderr]    |
[INFO] [stderr] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stderr]    |                                                                                    ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stderr]   |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/runtime.rs:191:74
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 5 warnings (run `cargo fix --bin "rlox" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-ac4e73781cc8378c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test scanning::tests::scanner_ignores_whitespace ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_next_shows_next_item_to_be_returned ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_maintains_previous_item_when_iteration_complete ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_double_character_tokens ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_iterates_in_correct_order ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_ahead_shows_item_after_next_to_be_returned ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments_at_file_end ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_single_character_tokens ... ok
[INFO] [stdout] test scanning::tests::scanner_finds_string_literals has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "30ca463aebfdfe14d87f41eb4339ec7573eec958dd4aeb73e0a4c57f6cdf2641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ca463aebfdfe14d87f41eb4339ec7573eec958dd4aeb73e0a4c57f6cdf2641", kill_on_drop: false }`
[INFO] [stdout] 30ca463aebfdfe14d87f41eb4339ec7573eec958dd4aeb73e0a4c57f6cdf2641
[INFO] testing mamidon/rlox against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmamidon%2Frlox" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mamidon/rlox on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mamidon/rlox
[INFO] finished tweaking git repo https://github.com/mamidon/rlox
[INFO] tweaked toml for git repo https://github.com/mamidon/rlox written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mamidon/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 149f74a17517f7f7400a8581ab54c3099e8379af4e6f05e7cdf2b87f763c2906
[INFO] running `Command { std: "docker" "start" "-a" "149f74a17517f7f7400a8581ab54c3099e8379af4e6f05e7cdf2b87f763c2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149f74a17517f7f7400a8581ab54c3099e8379af4e6f05e7cdf2b87f763c2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149f74a17517f7f7400a8581ab54c3099e8379af4e6f05e7cdf2b87f763c2906", kill_on_drop: false }`
[INFO] [stdout] 149f74a17517f7f7400a8581ab54c3099e8379af4e6f05e7cdf2b87f763c2906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f92116f9d84a00cdbad5243748c8e63fc41ab1b445d5ff1a93b127220d39091
[INFO] running `Command { std: "docker" "start" "-a" "0f92116f9d84a00cdbad5243748c8e63fc41ab1b445d5ff1a93b127220d39091", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use std::io::Write;;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:37:84
[INFO] [stdout]    |
[INFO] [stdout] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stdout]    |                                                                                    ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stdout]   |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/runtime.rs:191:74
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "0f92116f9d84a00cdbad5243748c8e63fc41ab1b445d5ff1a93b127220d39091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f92116f9d84a00cdbad5243748c8e63fc41ab1b445d5ff1a93b127220d39091", kill_on_drop: false }`
[INFO] [stdout] 0f92116f9d84a00cdbad5243748c8e63fc41ab1b445d5ff1a93b127220d39091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01d65fdde707204be428f0f1fa0dc5f5041c2b7987f679a50aff1c26788e8079
[INFO] running `Command { std: "docker" "start" "-a" "01d65fdde707204be428f0f1fa0dc5f5041c2b7987f679a50aff1c26788e8079", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use std::io::Write;;
[INFO] [stdout]    |                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:37:84
[INFO] [stdout]    |
[INFO] [stdout] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stdout]    |                                                                                    ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stdout]   |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/scanning/seq.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/runtime.rs:191:74
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "01d65fdde707204be428f0f1fa0dc5f5041c2b7987f679a50aff1c26788e8079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d65fdde707204be428f0f1fa0dc5f5041c2b7987f679a50aff1c26788e8079", kill_on_drop: false }`
[INFO] [stdout] 01d65fdde707204be428f0f1fa0dc5f5041c2b7987f679a50aff1c26788e8079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98cf67a1b93f73d2326f39a4d0d675cc842fbea8e252b729ff7540143711b3da
[INFO] running `Command { std: "docker" "start" "-a" "98cf67a1b93f73d2326f39a4d0d675cc842fbea8e252b729ff7540143711b3da", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:31:24
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use std::io::Write;;
[INFO] [stderr]    |                        ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:37:84
[INFO] [stderr]    |
[INFO] [stderr] 37 |         std::io::stdout().flush().expect("There was a problem writing to console");;
[INFO] [stderr]    |                                                                                    ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut dyn Iterator<Item=T>,
[INFO] [stderr]   |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut dyn Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/runtime.rs:191:74
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &dyn Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 5 warnings (run `cargo fix --bin "rlox" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlox-0a5f37f7f4764398)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test scanning::seq::tests::sequence_iterates_in_correct_order ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_ahead_shows_item_after_next_to_be_returned ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_maintains_previous_item_when_iteration_complete ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_next_shows_next_item_to_be_returned ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments_at_file_end ... ok
[INFO] [stdout] test scanning::tests::scanner_ignores_whitespace ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_double_character_tokens ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_single_character_tokens ... ok
[INFO] [stdout] test scanning::tests::scanner_finds_string_literals has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "98cf67a1b93f73d2326f39a4d0d675cc842fbea8e252b729ff7540143711b3da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98cf67a1b93f73d2326f39a4d0d675cc842fbea8e252b729ff7540143711b3da", kill_on_drop: false }`
[INFO] [stdout] 98cf67a1b93f73d2326f39a4d0d675cc842fbea8e252b729ff7540143711b3da
