[INFO] fetching crate scanner-rust 2.0.15...
[INFO] testing scanner-rust-2.0.15 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate scanner-rust 2.0.15 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate scanner-rust 2.0.15 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scanner-rust 2.0.15
[INFO] finished tweaking crates.io crate scanner-rust 2.0.15
[INFO] tweaked toml for crates.io crate scanner-rust 2.0.15 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate scanner-rust 2.0.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0852db33b31f4b1f7c2f1927c9edacbe1e2ef495b142418ac721da48697d5a63
[INFO] running `Command { std: "docker" "start" "-a" "0852db33b31f4b1f7c2f1927c9edacbe1e2ef495b142418ac721da48697d5a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0852db33b31f4b1f7c2f1927c9edacbe1e2ef495b142418ac721da48697d5a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0852db33b31f4b1f7c2f1927c9edacbe1e2ef495b142418ac721da48697d5a63", kill_on_drop: false }`
[INFO] [stdout] 0852db33b31f4b1f7c2f1927c9edacbe1e2ef495b142418ac721da48697d5a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3e235f745bbe91c2a0b8896a6dd2bf1377312a7b9562513534ba9608e22cc0
[INFO] running `Command { std: "docker" "start" "-a" "ef3e235f745bbe91c2a0b8896a6dd2bf1377312a7b9562513534ba9608e22cc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling utf8-width v0.1.0
[INFO] [stderr]    Compiling generic-array v0.14.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]    Compiling scanner-rust v2.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.67s
[INFO] running `Command { std: "docker" "inspect" "ef3e235f745bbe91c2a0b8896a6dd2bf1377312a7b9562513534ba9608e22cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3e235f745bbe91c2a0b8896a6dd2bf1377312a7b9562513534ba9608e22cc0", kill_on_drop: false }`
[INFO] [stdout] ef3e235f745bbe91c2a0b8896a6dd2bf1377312a7b9562513534ba9608e22cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6f6f13eb9f11303539d2595e8041d4e24e5bbc3820ac12a3fe4d307a8e28ddd
[INFO] running `Command { std: "docker" "start" "-a" "d6f6f13eb9f11303539d2595e8041d4e24e5bbc3820ac12a3fe4d307a8e28ddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling scanner-rust v2.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "d6f6f13eb9f11303539d2595e8041d4e24e5bbc3820ac12a3fe4d307a8e28ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f6f13eb9f11303539d2595e8041d4e24e5bbc3820ac12a3fe4d307a8e28ddd", kill_on_drop: false }`
[INFO] [stdout] d6f6f13eb9f11303539d2595e8041d4e24e5bbc3820ac12a3fe4d307a8e28ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f0d98819a523349601c948bc2c24bafbc5ffb97899bcfa11cbda644baffbbc1
[INFO] running `Command { std: "docker" "start" "-a" "8f0d98819a523349601c948bc2c24bafbc5ffb97899bcfa11cbda644baffbbc1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scanner_rust-dd7801cd891c8e53)
[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 scanner-rust
[INFO] [stdout] 
[INFO] [stdout] running 203 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name scanner_rust --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern educe=/opt/rustwide/target/debug/deps/libeduce-1a475dacb0535c3e.so --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-a54a4c77147be540.rlib --extern scanner_rust=/opt/rustwide/target/debug/deps/libscanner_rust-944022f64a46def1.rlib --extern utf8_width=/opt/rustwide/target/debug/deps/libutf8_width-de6230430aae3683.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8f0d98819a523349601c948bc2c24bafbc5ffb97899bcfa11cbda644baffbbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0d98819a523349601c948bc2c24bafbc5ffb97899bcfa11cbda644baffbbc1", kill_on_drop: false }`
[INFO] [stdout] 8f0d98819a523349601c948bc2c24bafbc5ffb97899bcfa11cbda644baffbbc1