[INFO] fetching crate mri 0.0.1...
[INFO] testing mri-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate mri 0.0.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate mri 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mri 0.0.1
[INFO] finished tweaking crates.io crate mri 0.0.1
[INFO] tweaked toml for crates.io crate mri 0.0.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2637abe46302cdf5c4f7fb1360475f09da72171a4814e21e78d77d9d0865b18
[INFO] running `Command { std: "docker" "start" "-a" "e2637abe46302cdf5c4f7fb1360475f09da72171a4814e21e78d77d9d0865b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2637abe46302cdf5c4f7fb1360475f09da72171a4814e21e78d77d9d0865b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2637abe46302cdf5c4f7fb1360475f09da72171a4814e21e78d77d9d0865b18", kill_on_drop: false }`
[INFO] [stdout] e2637abe46302cdf5c4f7fb1360475f09da72171a4814e21e78d77d9d0865b18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7bf7e57d19155a2e726e94f760b5410fb2dfab5fb2817448a9a64c420e5f4f8
[INFO] running `Command { std: "docker" "start" "-a" "e7bf7e57d19155a2e726e94f760b5410fb2dfab5fb2817448a9a64c420e5f4f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mri v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "e7bf7e57d19155a2e726e94f760b5410fb2dfab5fb2817448a9a64c420e5f4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bf7e57d19155a2e726e94f760b5410fb2dfab5fb2817448a9a64c420e5f4f8", kill_on_drop: false }`
[INFO] [stdout] e7bf7e57d19155a2e726e94f760b5410fb2dfab5fb2817448a9a64c420e5f4f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a923dc4827896ccebdf34706ee3b24835351fae60750dd7b670cb1ca531068c4
[INFO] running `Command { std: "docker" "start" "-a" "a923dc4827896ccebdf34706ee3b24835351fae60750dd7b670cb1ca531068c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mri v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a923dc4827896ccebdf34706ee3b24835351fae60750dd7b670cb1ca531068c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a923dc4827896ccebdf34706ee3b24835351fae60750dd7b670cb1ca531068c4", kill_on_drop: false }`
[INFO] [stdout] a923dc4827896ccebdf34706ee3b24835351fae60750dd7b670cb1ca531068c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c98f4b4de8cb8f47e9c639cb18541999ed7fed0441819a97f5db5f2362f2e431
[INFO] running `Command { std: "docker" "start" "-a" "c98f4b4de8cb8f47e9c639cb18541999ed7fed0441819a97f5db5f2362f2e431", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mri-5592d4f3a0cf273d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mri
[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" "c98f4b4de8cb8f47e9c639cb18541999ed7fed0441819a97f5db5f2362f2e431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c98f4b4de8cb8f47e9c639cb18541999ed7fed0441819a97f5db5f2362f2e431", kill_on_drop: false }`
[INFO] [stdout] c98f4b4de8cb8f47e9c639cb18541999ed7fed0441819a97f5db5f2362f2e431