[INFO] cloning repository https://github.com/michirakara/rs-mcr-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michirakara/rs-mcr-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichirakara%2Frs-mcr-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichirakara%2Frs-mcr-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08fc3eeb83d8c3140c59df0416bc815f502aa394
[INFO] testing michirakara/rs-mcr-lib against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichirakara%2Frs-mcr-lib" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/michirakara/rs-mcr-lib
[INFO] finished tweaking git repo https://github.com/michirakara/rs-mcr-lib
[INFO] tweaked toml for git repo https://github.com/michirakara/rs-mcr-lib written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michirakara/rs-mcr-lib on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/michirakara/rs-mcr-lib 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e218c3544815e7d33d08e65ab2036869c947eb757bc67743b44d76706b119e2
[INFO] running `Command { std: "docker" "start" "-a" "2e218c3544815e7d33d08e65ab2036869c947eb757bc67743b44d76706b119e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e218c3544815e7d33d08e65ab2036869c947eb757bc67743b44d76706b119e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e218c3544815e7d33d08e65ab2036869c947eb757bc67743b44d76706b119e2", kill_on_drop: false }`
[INFO] [stdout] 2e218c3544815e7d33d08e65ab2036869c947eb757bc67743b44d76706b119e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d60c9379a6f7aea8423cf196e2b7813b6b25e11d3f2a48aa4566b680756d964
[INFO] running `Command { std: "docker" "start" "-a" "3d60c9379a6f7aea8423cf196e2b7813b6b25e11d3f2a48aa4566b680756d964", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling rs_mcr_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `h`, `w`, and `v` are never read
[INFO] [stdout]  --> src/data_structure/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Matrix<T> {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 4 |     h: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     w: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 6 |     v: Vec<Vec<T>>,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "3d60c9379a6f7aea8423cf196e2b7813b6b25e11d3f2a48aa4566b680756d964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d60c9379a6f7aea8423cf196e2b7813b6b25e11d3f2a48aa4566b680756d964", kill_on_drop: false }`
[INFO] [stdout] 3d60c9379a6f7aea8423cf196e2b7813b6b25e11d3f2a48aa4566b680756d964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4af53e4925fb75bf22b1284731e91fa93012ec59586f116f6682fe9024bcc3ba
[INFO] running `Command { std: "docker" "start" "-a" "4af53e4925fb75bf22b1284731e91fa93012ec59586f116f6682fe9024bcc3ba", kill_on_drop: false }`
[INFO] [stdout] warning: fields `h`, `w`, and `v` are never read
[INFO] [stdout]  --> src/data_structure/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Matrix<T> {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 4 |     h: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     w: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 6 |     v: Vec<Vec<T>>,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rs_mcr_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `h`, `w`, and `v` are never read
[INFO] [stdout]  --> src/data_structure/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Matrix<T> {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 4 |     h: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     w: usize,
[INFO] [stdout]   |     ^
[INFO] [stdout] 6 |     v: Vec<Vec<T>>,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "4af53e4925fb75bf22b1284731e91fa93012ec59586f116f6682fe9024bcc3ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af53e4925fb75bf22b1284731e91fa93012ec59586f116f6682fe9024bcc3ba", kill_on_drop: false }`
[INFO] [stdout] 4af53e4925fb75bf22b1284731e91fa93012ec59586f116f6682fe9024bcc3ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f38fa5ee04549b62752e1f6e5c7843d0ee692e8bdfce5facd9c3ef35d8c94e1c
[INFO] running `Command { std: "docker" "start" "-a" "f38fa5ee04549b62752e1f6e5c7843d0ee692e8bdfce5facd9c3ef35d8c94e1c", kill_on_drop: false }`
[INFO] [stderr] warning: fields `h`, `w`, and `v` are never read
[INFO] [stderr]  --> src/data_structure/matrix.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Matrix<T> {
[INFO] [stderr]   |            ------ fields in this struct
[INFO] [stderr] 4 |     h: usize,
[INFO] [stderr]   |     ^
[INFO] [stderr] 5 |     w: usize,
[INFO] [stderr]   |     ^
[INFO] [stderr] 6 |     v: Vec<Vec<T>>,
[INFO] [stderr]   |     ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rs_mcr_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `rs_mcr_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_mcr_lib-5d26bdfaca133a74)
[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]    Doc-tests rs_mcr_lib
[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" "f38fa5ee04549b62752e1f6e5c7843d0ee692e8bdfce5facd9c3ef35d8c94e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38fa5ee04549b62752e1f6e5c7843d0ee692e8bdfce5facd9c3ef35d8c94e1c", kill_on_drop: false }`
[INFO] [stdout] f38fa5ee04549b62752e1f6e5c7843d0ee692e8bdfce5facd9c3ef35d8c94e1c
