[INFO] cloning repository https://github.com/msuesskraut/bf-interp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msuesskraut/bf-interp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsuesskraut%2Fbf-interp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsuesskraut%2Fbf-interp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe4613281656d6bb7319dfb7d819fccb5bd64091
[INFO] testing msuesskraut/bf-interp against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsuesskraut%2Fbf-interp" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msuesskraut/bf-interp on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/msuesskraut/bf-interp
[INFO] finished tweaking git repo https://github.com/msuesskraut/bf-interp
[INFO] tweaked toml for git repo https://github.com/msuesskraut/bf-interp written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/msuesskraut/bf-interp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8767778a7bb679766eaa6d6b7511bbcc4dafb2cd0a03f84aa9e0a3d8f81d4b8
[INFO] running `Command { std: "docker" "start" "-a" "a8767778a7bb679766eaa6d6b7511bbcc4dafb2cd0a03f84aa9e0a3d8f81d4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8767778a7bb679766eaa6d6b7511bbcc4dafb2cd0a03f84aa9e0a3d8f81d4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8767778a7bb679766eaa6d6b7511bbcc4dafb2cd0a03f84aa9e0a3d8f81d4b8", kill_on_drop: false }`
[INFO] [stdout] a8767778a7bb679766eaa6d6b7511bbcc4dafb2cd0a03f84aa9e0a3d8f81d4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce4d1e7c69ac784791b47ad441e62ad9084b490c52ceb59522056aeaea6728b3
[INFO] running `Command { std: "docker" "start" "-a" "ce4d1e7c69ac784791b47ad441e62ad9084b490c52ceb59522056aeaea6728b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf-interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:65
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stdout]    |                             ^^^^ help: use `dyn`: `dyn Read`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce4d1e7c69ac784791b47ad441e62ad9084b490c52ceb59522056aeaea6728b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4d1e7c69ac784791b47ad441e62ad9084b490c52ceb59522056aeaea6728b3", kill_on_drop: false }`
[INFO] [stdout] ce4d1e7c69ac784791b47ad441e62ad9084b490c52ceb59522056aeaea6728b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bfbd286bfc8fbba820cef1d82e6286207db48a91da6103f15ce14611f6eed75
[INFO] running `Command { std: "docker" "start" "-a" "5bfbd286bfc8fbba820cef1d82e6286207db48a91da6103f15ce14611f6eed75", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:65
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stdout]    |                             ^^^^ help: use `dyn`: `dyn Read`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bf-interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:13:65
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interp.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stdout]    |                             ^^^^ help: use `dyn`: `dyn Read`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "5bfbd286bfc8fbba820cef1d82e6286207db48a91da6103f15ce14611f6eed75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bfbd286bfc8fbba820cef1d82e6286207db48a91da6103f15ce14611f6eed75", kill_on_drop: false }`
[INFO] [stdout] 5bfbd286bfc8fbba820cef1d82e6286207db48a91da6103f15ce14611f6eed75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbfb421b80b835f1c965b57c4ca07c35096554fc189e6be426de29145a7151fa
[INFO] running `Command { std: "docker" "start" "-a" "fbfb421b80b835f1c965b57c4ca07c35096554fc189e6be426de29145a7151fa", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:13:65
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn interp(program: &Program, input: &mut Read, output: &mut Write) {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Write`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interp.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn get_char(input: &mut Read) -> u8 {
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Read`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `bf-interp` (lib) generated 3 warnings
[INFO] [stderr] warning: `bf-interp` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bf_interp-b2a5f0f196329cf4)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test interp_tests::dec_by_one_and_by_one ... ok
[INFO] [stdout] test interp_tests::dec_by_one ... ok
[INFO] [stdout] test interp_tests::dec_by_two ... ok
[INFO] [stdout] test buffer_tests::read_from_string_overflow ... ok
[INFO] [stdout] test interp_tests::inc_by_one_and_by_one ... ok
[INFO] [stdout] test interp_tests::inc_by_two ... ok
[INFO] [stdout] test interp_tests::inc_wrapping ... ok
[INFO] [stdout] test buffer_tests::read_from_string ... ok
[INFO] [stdout] test interp_tests::input ... ok
[INFO] [stdout] test interp_tests::loop_find_zero_right ... ok
[INFO] [stdout] test interp_tests::loop_find_zero_left ... ok
[INFO] [stdout] test interp_tests::dec_wrapping ... ok
[INFO] [stdout] test interp_tests::loop_move_value ... ok
[INFO] [stdout] test interp_tests::loop_set_zero ... ok
[INFO] [stdout] test buffer_tests::read_from_string_eof ... ok
[INFO] [stdout] test interp_tests::inc_by_one ... ok
[INFO] [stdout] test interp_tests::move_left_2_at_once ... ok
[INFO] [stdout] test interp_tests::move_right ... ok
[INFO] [stdout] test interp_tests::move_right_2 ... ok
[INFO] [stdout] test interp_tests::move_left ... ok
[INFO] [stdout] test interp_tests::skip_loop ... ok
[INFO] [stdout] test interp_tests::move_left_2 ... ok
[INFO] [stdout] test interp_tests::output_zero ... ok
[INFO] [stdout] test opt_tests::keep_loop ... ok
[INFO] [stdout] test opt_tests::merge_dec ... ok
[INFO] [stdout] test opt_tests::merge_inc_segment ... ok
[INFO] [stdout] test opt_tests::merge_move_left_segment ... ok
[INFO] [stdout] test interp_tests::move_right_2_at_once ... ok
[INFO] [stdout] test parser_tests::skip_white_space ... ok
[INFO] [stdout] test opt_tests::merge_dec_segment ... ok
[INFO] [stdout] test opt_tests::merge_inc ... ok
[INFO] [stdout] test opt_tests::merge_move_right_segment ... ok
[INFO] [stdout] test opt_tests::merge_move_left ... ok
[INFO] [stdout] test parser_tests::parse_input_output ... ok
[INFO] [stdout] test parser_tests::parse_program_with_all_instructions ... ok
[INFO] [stdout] test parser_tests::parse_inc_dec ... ok
[INFO] [stdout] test parser_tests::parse_loop ... ok
[INFO] [stdout] test parser_tests::parse_moves ... ok
[INFO] [stdout] test opt_tests::merge_move_right ... ok
[INFO] [stderr]    Doc-tests bf-interp
[INFO] [stdout] test parser_tests::parse_unbalanced_move_right - should panic ... ok
[INFO] [stdout] test parser_tests::parse_unbalanced_move_left - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbfb421b80b835f1c965b57c4ca07c35096554fc189e6be426de29145a7151fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfb421b80b835f1c965b57c4ca07c35096554fc189e6be426de29145a7151fa", kill_on_drop: false }`
[INFO] [stdout] fbfb421b80b835f1c965b57c4ca07c35096554fc189e6be426de29145a7151fa