[INFO] fetching crate appendix 0.2.1...
[INFO] testing appendix-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate appendix 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate appendix 0.2.1 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 appendix 0.2.1
[INFO] finished tweaking crates.io crate appendix 0.2.1
[INFO] tweaked toml for crates.io crate appendix 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 97ba0d7fe69ee859e7adf113dbdcb685207cc1fca1059353cce415661f85aadf
[INFO] running `Command { std: "docker" "start" "-a" "97ba0d7fe69ee859e7adf113dbdcb685207cc1fca1059353cce415661f85aadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ba0d7fe69ee859e7adf113dbdcb685207cc1fca1059353cce415661f85aadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ba0d7fe69ee859e7adf113dbdcb685207cc1fca1059353cce415661f85aadf", kill_on_drop: false }`
[INFO] [stdout] 97ba0d7fe69ee859e7adf113dbdcb685207cc1fca1059353cce415661f85aadf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3816290e430ba05813f00007c74ffb5ead9b70acaf74307bfbab43690cde6154
[INFO] running `Command { std: "docker" "start" "-a" "3816290e430ba05813f00007c74ffb5ead9b70acaf74307bfbab43690cde6154", kill_on_drop: false }`
[INFO] [stderr]    Compiling seahash v3.0.7
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling appendix v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "3816290e430ba05813f00007c74ffb5ead9b70acaf74307bfbab43690cde6154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3816290e430ba05813f00007c74ffb5ead9b70acaf74307bfbab43690cde6154", kill_on_drop: false }`
[INFO] [stdout] 3816290e430ba05813f00007c74ffb5ead9b70acaf74307bfbab43690cde6154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 90dcf357820c7c9cafc5e229b2436ea0ce4c843a440d90b952462419313378a2
[INFO] running `Command { std: "docker" "start" "-a" "90dcf357820c7c9cafc5e229b2436ea0ce4c843a440d90b952462419313378a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling appendix v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "90dcf357820c7c9cafc5e229b2436ea0ce4c843a440d90b952462419313378a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dcf357820c7c9cafc5e229b2436ea0ce4c843a440d90b952462419313378a2", kill_on_drop: false }`
[INFO] [stdout] 90dcf357820c7c9cafc5e229b2436ea0ce4c843a440d90b952462419313378a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 32ebe8bac703c31f4783e7f8288cb6fc8e78ff2902e5235d4df256367ffc4dd8
[INFO] running `Command { std: "docker" "start" "-a" "32ebe8bac703c31f4783e7f8288cb6fc8e78ff2902e5235d4df256367ffc4dd8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/appendix-4796782b8ecab1d6)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test tests::multiple ... ok
[INFO] [stdout] test tests::purge ... ok
[INFO] [stdout] test tests::reload ... ok
[INFO] [stdout] test tests::stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests appendix
[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" "32ebe8bac703c31f4783e7f8288cb6fc8e78ff2902e5235d4df256367ffc4dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ebe8bac703c31f4783e7f8288cb6fc8e78ff2902e5235d4df256367ffc4dd8", kill_on_drop: false }`
[INFO] [stdout] 32ebe8bac703c31f4783e7f8288cb6fc8e78ff2902e5235d4df256367ffc4dd8