[INFO] cloning repository https://github.com/ng3rdstmadgke/mtools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ng3rdstmadgke/mtools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cc196a80a97dc89a2d17a355e2585e026330272
[INFO] testing ng3rdstmadgke/mtools against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmtools" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ng3rdstmadgke/mtools on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ng3rdstmadgke/mtools
[INFO] finished tweaking git repo https://github.com/ng3rdstmadgke/mtools
[INFO] tweaked toml for git repo https://github.com/ng3rdstmadgke/mtools written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ng3rdstmadgke/mtools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2979263266f58de6bac61e866e38a85796cb647b0ab61e6e088fdfd677989bd6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2979263266f58de6bac61e866e38a85796cb647b0ab61e6e088fdfd677989bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2979263266f58de6bac61e866e38a85796cb647b0ab61e6e088fdfd677989bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2979263266f58de6bac61e866e38a85796cb647b0ab61e6e088fdfd677989bd6", kill_on_drop: false }`
[INFO] [stdout] 2979263266f58de6bac61e866e38a85796cb647b0ab61e6e088fdfd677989bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4de371662246870d23c8fb3d717ee0b0cf74ff926f6a3641155ea8f29fdd6506
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4de371662246870d23c8fb3d717ee0b0cf74ff926f6a3641155ea8f29fdd6506", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling mtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[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 2018) 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "4de371662246870d23c8fb3d717ee0b0cf74ff926f6a3641155ea8f29fdd6506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de371662246870d23c8fb3d717ee0b0cf74ff926f6a3641155ea8f29fdd6506", kill_on_drop: false }`
[INFO] [stdout] 4de371662246870d23c8fb3d717ee0b0cf74ff926f6a3641155ea8f29fdd6506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdaa8bb18f84b1d2aea4d7d3598a1d6c3d7ee5dc2d2ae3914f2c15af58bd9f1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdaa8bb18f84b1d2aea4d7d3598a1d6c3d7ee5dc2d2ae3914f2c15af58bd9f1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[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 2018) 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/mcut.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[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 2018) 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "bdaa8bb18f84b1d2aea4d7d3598a1d6c3d7ee5dc2d2ae3914f2c15af58bd9f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdaa8bb18f84b1d2aea4d7d3598a1d6c3d7ee5dc2d2ae3914f2c15af58bd9f1b", kill_on_drop: false }`
[INFO] [stdout] bdaa8bb18f84b1d2aea4d7d3598a1d6c3d7ee5dc2d2ae3914f2c15af58bd9f1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bcf2da681313c247e9e01f15769259e4633c352b02dda8ab399e339ae4ca606
[INFO] running `Command { std: "docker" "start" "-a" "3bcf2da681313c247e9e01f15769259e4633c352b02dda8ab399e339ae4ca606", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/mcut.rs:16:35
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[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 2018) 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/mcut.rs:16:35
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut reader: BufReader<Box<Read>> = if let Some(file) = options.get("file") {
[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 2018) 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtools-893c40ff56bfed96)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test mcut::tests::test_number_to_idx_1 ... ok
[INFO] [stdout] test mcut::tests::test_col_to_idx_1 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_2 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_1 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_1 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_3 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_3 ... ok
[INFO] [stdout] test mcut::tests::test_col_to_idx_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_col_to_idx_2 - should panic ... ok
[INFO] [stdout] test util::tests::test_join ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_2 ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_1 ... ok
[INFO] [stdout] test mcut::tests::test_number_to_idx_2 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_7 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_6 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_col_to_idx_3 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_number_to_idx_3 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_number_to_idx_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_5 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_name_4 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_6 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_5 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_7 - should panic ... ok
[INFO] [stdout] test mcut::tests::test_parse_field_as_number_8 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcut-889f7d206b81a90b)
[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] [stderr]      Running tests/mcut_test.rs (/opt/rustwide/target/debug/deps/mcut_test-406f8c90be934930)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_mcut_1 ... ok
[INFO] [stdout] test test_mcut_2 ... ok
[INFO] [stdout] test test_mcut_3 ... ok
[INFO] [stdout] test test_mcut_6 ... ok
[INFO] [stdout] test test_mcut_5 ... ok
[INFO] [stdout] test test_mcut_4 ... ok
[INFO] [stdout] test test_mcut_8 ... ok
[INFO] [stderr]    Doc-tests mtools
[INFO] [stdout] test test_mcut_7 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "3bcf2da681313c247e9e01f15769259e4633c352b02dda8ab399e339ae4ca606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcf2da681313c247e9e01f15769259e4633c352b02dda8ab399e339ae4ca606", kill_on_drop: false }`
[INFO] [stdout] 3bcf2da681313c247e9e01f15769259e4633c352b02dda8ab399e339ae4ca606