[INFO] fetching crate mmrbi 0.0.17...
[INFO] testing mmrbi-0.0.17 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mmrbi 0.0.17 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate mmrbi 0.0.17 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmrbi 0.0.17
[INFO] finished tweaking crates.io crate mmrbi 0.0.17
[INFO] tweaked toml for crates.io crate mmrbi 0.0.17 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate crates.io crate mmrbi 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded alphanumeric-sort v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55a1b70683540475ace50c311a45b167f388f71bb2904043a07aed250a876309
[INFO] running `Command { std: "docker" "start" "-a" "55a1b70683540475ace50c311a45b167f388f71bb2904043a07aed250a876309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55a1b70683540475ace50c311a45b167f388f71bb2904043a07aed250a876309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a1b70683540475ace50c311a45b167f388f71bb2904043a07aed250a876309", kill_on_drop: false }`
[INFO] [stdout] 55a1b70683540475ace50c311a45b167f388f71bb2904043a07aed250a876309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e2d9813c0846f1bd54590c6344b2d5ca205c1f246f7f6ad95a8f4985562bacf
[INFO] running `Command { std: "docker" "start" "-a" "6e2d9813c0846f1bd54590c6344b2d5ca205c1f246f7f6ad95a8f4985562bacf", kill_on_drop: false }`
[INFO] [stderr]    Compiling alphanumeric-sort v1.4.0
[INFO] [stderr]    Compiling mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "6e2d9813c0846f1bd54590c6344b2d5ca205c1f246f7f6ad95a8f4985562bacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2d9813c0846f1bd54590c6344b2d5ca205c1f246f7f6ad95a8f4985562bacf", kill_on_drop: false }`
[INFO] [stdout] 6e2d9813c0846f1bd54590c6344b2d5ca205c1f246f7f6ad95a8f4985562bacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 218758bc852dd50573ae8ddfa50e332d973ae04f31b55f460153465065e64538
[INFO] running `Command { std: "docker" "start" "-a" "218758bc852dd50573ae8ddfa50e332d973ae04f31b55f460153465065e64538", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "218758bc852dd50573ae8ddfa50e332d973ae04f31b55f460153465065e64538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218758bc852dd50573ae8ddfa50e332d973ae04f31b55f460153465065e64538", kill_on_drop: false }`
[INFO] [stdout] 218758bc852dd50573ae8ddfa50e332d973ae04f31b55f460153465065e64538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce1547a63ae045d3c055823963337b9f488abc105bc569d2a6d4666a3698b837
[INFO] running `Command { std: "docker" "start" "-a" "ce1547a63ae045d3c055823963337b9f488abc105bc569d2a6d4666a3698b837", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mmrbi-77a3eae443363179)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fs::platforms ... 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 mmrbi
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/macros.rs - header (line 84) - compile ... ok
[INFO] [stdout] test src/macros.rs - fatal (line 67) - compile ... ok
[INFO] [stdout] test src/path.rs - path::cleanup (line 9) ... ok
[INFO] [stdout] test src/macros.rs - status (line 46) ... ok
[INFO] [stdout] test src/macros.rs - warning (line 20) ... ok
[INFO] [stdout] test src/path_ext.rs - path_ext::PathExt::cleanup (line 9) ... ok
[INFO] [stdout] test src/macros.rs - error (line 7) ... ok
[INFO] [stdout] test src/macros.rs - info (line 33) ... ok
[INFO] [stdout] test src/rustup.rs - rustup (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce1547a63ae045d3c055823963337b9f488abc105bc569d2a6d4666a3698b837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1547a63ae045d3c055823963337b9f488abc105bc569d2a6d4666a3698b837", kill_on_drop: false }`
[INFO] [stdout] ce1547a63ae045d3c055823963337b9f488abc105bc569d2a6d4666a3698b837