[INFO] fetching crate mrs 0.1.0...
[INFO] testing mrs-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mrs 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mrs 0.1.0
[INFO] finished tweaking crates.io crate mrs 0.1.0
[INFO] tweaked toml for crates.io crate mrs 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mrs 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mrs 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 657e8edbd2b584091c6bda8dd3dbe4f8dbc8cec598281f8ac1f6742a68ef90f4
[INFO] running `Command { std: "docker" "start" "-a" "657e8edbd2b584091c6bda8dd3dbe4f8dbc8cec598281f8ac1f6742a68ef90f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "657e8edbd2b584091c6bda8dd3dbe4f8dbc8cec598281f8ac1f6742a68ef90f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657e8edbd2b584091c6bda8dd3dbe4f8dbc8cec598281f8ac1f6742a68ef90f4", kill_on_drop: false }`
[INFO] [stdout] 657e8edbd2b584091c6bda8dd3dbe4f8dbc8cec598281f8ac1f6742a68ef90f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0de7cd8a276900bae0b96aefe5b25ecf2f207c217983959f51a5cd5e7763f36f
[INFO] running `Command { std: "docker" "start" "-a" "0de7cd8a276900bae0b96aefe5b25ecf2f207c217983959f51a5cd5e7763f36f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "0de7cd8a276900bae0b96aefe5b25ecf2f207c217983959f51a5cd5e7763f36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de7cd8a276900bae0b96aefe5b25ecf2f207c217983959f51a5cd5e7763f36f", kill_on_drop: false }`
[INFO] [stdout] 0de7cd8a276900bae0b96aefe5b25ecf2f207c217983959f51a5cd5e7763f36f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 327b4346c8f9a1c5e409b0d0559ca47d2be1538d6d787aa8d509aaf67749f0af
[INFO] running `Command { std: "docker" "start" "-a" "327b4346c8f9a1c5e409b0d0559ca47d2be1538d6d787aa8d509aaf67749f0af", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "327b4346c8f9a1c5e409b0d0559ca47d2be1538d6d787aa8d509aaf67749f0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327b4346c8f9a1c5e409b0d0559ca47d2be1538d6d787aa8d509aaf67749f0af", kill_on_drop: false }`
[INFO] [stdout] 327b4346c8f9a1c5e409b0d0559ca47d2be1538d6d787aa8d509aaf67749f0af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd192902a0056e6b6959afb44bfd5e8c636143cbd5f371980c280cf9a8e24c7d
[INFO] running `Command { std: "docker" "start" "-a" "bd192902a0056e6b6959afb44bfd5e8c636143cbd5f371980c280cf9a8e24c7d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mrs-b807cde97ac28353)
[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" "bd192902a0056e6b6959afb44bfd5e8c636143cbd5f371980c280cf9a8e24c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd192902a0056e6b6959afb44bfd5e8c636143cbd5f371980c280cf9a8e24c7d", kill_on_drop: false }`
[INFO] [stdout] bd192902a0056e6b6959afb44bfd5e8c636143cbd5f371980c280cf9a8e24c7d