[INFO] fetching crate flamme-rouge 0.1.0... [INFO] testing flamme-rouge-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate flamme-rouge 0.1.0 into /workspace/builds/worker-25/source [INFO] validating manifest of crates.io crate flamme-rouge 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flamme-rouge 0.1.0 [INFO] finished tweaking crates.io crate flamme-rouge 0.1.0 [INFO] tweaked toml for crates.io crate flamme-rouge 0.1.0 written to /workspace/builds/worker-25/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9272455c964c3106bab37329bd33aa9d3db6747f973c7fa964f0c5138202673 [INFO] running `Command { std: "docker" "start" "-a" "c9272455c964c3106bab37329bd33aa9d3db6747f973c7fa964f0c5138202673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9272455c964c3106bab37329bd33aa9d3db6747f973c7fa964f0c5138202673", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9272455c964c3106bab37329bd33aa9d3db6747f973c7fa964f0c5138202673", kill_on_drop: false }` [INFO] [stdout] c9272455c964c3106bab37329bd33aa9d3db6747f973c7fa964f0c5138202673 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c314c3056843e849ffd6c7e7df8f060ae342077710d24e34e9f1faac955757a4 [INFO] running `Command { std: "docker" "start" "-a" "c314c3056843e849ffd6c7e7df8f060ae342077710d24e34e9f1faac955757a4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling termion v1.5.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling card_deck v0.1.9 [INFO] [stderr] Compiling flamme-rouge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | ss: &mut Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - ss: &mut Vec>, [INFO] [stdout] 16 + ss: &mut Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | ss: &mut Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - ss: &mut Vec>, [INFO] [stdout] 16 + ss: &mut Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `scores` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:41:24 [INFO] [stdout] | [INFO] [stdout] 40 | match scores.get(&winner) { [INFO] [stdout] | ------------------- immutable borrow occurs here [INFO] [stdout] 41 | Some(n) => scores.insert(winner, n + 1), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^-^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow later used here [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.53s [INFO] running `Command { std: "docker" "inspect" "c314c3056843e849ffd6c7e7df8f060ae342077710d24e34e9f1faac955757a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c314c3056843e849ffd6c7e7df8f060ae342077710d24e34e9f1faac955757a4", kill_on_drop: false }` [INFO] [stdout] c314c3056843e849ffd6c7e7df8f060ae342077710d24e34e9f1faac955757a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7d69e0d7f318430d829a8b5061ae64e21193d04382bc817ad77a8c67a4b284b [INFO] running `Command { std: "docker" "start" "-a" "d7d69e0d7f318430d829a8b5061ae64e21193d04382bc817ad77a8c67a4b284b", kill_on_drop: false }` [INFO] [stderr] Compiling flamme-rouge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | ss: &mut Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - ss: &mut Vec>, [INFO] [stdout] 16 + ss: &mut Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | ss: &mut Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - ss: &mut Vec>, [INFO] [stdout] 16 + ss: &mut Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | ss: &mut Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 - ss: &mut Vec>, [INFO] [stdout] 16 + ss: &mut Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `scores` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:41:24 [INFO] [stdout] | [INFO] [stdout] 40 | match scores.get(&winner) { [INFO] [stdout] | ------------------- immutable borrow occurs here [INFO] [stdout] 41 | Some(n) => scores.insert(winner, n + 1), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^-^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow later used here [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.25s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/flamme_lib-07060eef3222de57) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/flamme_runner-30c781196fb5bbad) [INFO] running `Command { std: "docker" "inspect" "d7d69e0d7f318430d829a8b5061ae64e21193d04382bc817ad77a8c67a4b284b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d69e0d7f318430d829a8b5061ae64e21193d04382bc817ad77a8c67a4b284b", kill_on_drop: false }` [INFO] [stdout] d7d69e0d7f318430d829a8b5061ae64e21193d04382bc817ad77a8c67a4b284b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 988b4fc90fa6f07455598b281b70222b3ce8ca9280aa1fdc1d5a2683fc2b6fcb [INFO] running `Command { std: "docker" "start" "-a" "988b4fc90fa6f07455598b281b70222b3ce8ca9280aa1fdc1d5a2683fc2b6fcb", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/core.rs:16:22 [INFO] [stderr] | [INFO] [stderr] 16 | ss: &mut Vec>, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 16 - ss: &mut Vec>, [INFO] [stderr] 16 + ss: &mut Vec>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `flamme-rouge` (lib) generated 1 warning [INFO] [stderr] warning: `flamme-rouge` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: cannot borrow `scores` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:41:24 [INFO] [stderr] | [INFO] [stderr] 40 | match scores.get(&winner) { [INFO] [stderr] | ------------------- immutable borrow occurs here [INFO] [stderr] 41 | Some(n) => scores.insert(winner, n + 1), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^-^^^^^ [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow later used here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: `flamme-rouge` (bin "flamme_runner" test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flamme_lib-07060eef3222de57) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flamme_runner-30c781196fb5bbad) [INFO] [stdout] [INFO] [stderr] Doc-tests flamme_lib [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] [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] [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" "988b4fc90fa6f07455598b281b70222b3ce8ca9280aa1fdc1d5a2683fc2b6fcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "988b4fc90fa6f07455598b281b70222b3ce8ca9280aa1fdc1d5a2683fc2b6fcb", kill_on_drop: false }` [INFO] [stdout] 988b4fc90fa6f07455598b281b70222b3ce8ca9280aa1fdc1d5a2683fc2b6fcb