[INFO] fetching crate alookup 0.2.0...
[INFO] testing alookup-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate alookup 0.2.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate alookup 0.2.0 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 alookup 0.2.0
[INFO] finished tweaking crates.io crate alookup 0.2.0
[INFO] tweaked toml for crates.io crate alookup 0.2.0 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] da4593fe8733f3ec579672147e587bd4ff8a95dc24ee4b9cde51b0905c194ce8
[INFO] running `Command { std: "docker" "start" "-a" "da4593fe8733f3ec579672147e587bd4ff8a95dc24ee4b9cde51b0905c194ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da4593fe8733f3ec579672147e587bd4ff8a95dc24ee4b9cde51b0905c194ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4593fe8733f3ec579672147e587bd4ff8a95dc24ee4b9cde51b0905c194ce8", kill_on_drop: false }`
[INFO] [stdout] da4593fe8733f3ec579672147e587bd4ff8a95dc24ee4b9cde51b0905c194ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 23ebd53517f2233d15f9da377dd384d7357d0069f68690efcef2ce55ef84125e
[INFO] running `Command { std: "docker" "start" "-a" "23ebd53517f2233d15f9da377dd384d7357d0069f68690efcef2ce55ef84125e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libresolv-sys v0.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling resolv v0.1.5
[INFO] [stderr]    Compiling alookup v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "23ebd53517f2233d15f9da377dd384d7357d0069f68690efcef2ce55ef84125e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ebd53517f2233d15f9da377dd384d7357d0069f68690efcef2ce55ef84125e", kill_on_drop: false }`
[INFO] [stdout] 23ebd53517f2233d15f9da377dd384d7357d0069f68690efcef2ce55ef84125e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 43041dbc385ea4d6acc45d0642371c217a3dee521dcf400e664e3233d0822569
[INFO] running `Command { std: "docker" "start" "-a" "43041dbc385ea4d6acc45d0642371c217a3dee521dcf400e664e3233d0822569", kill_on_drop: false }`
[INFO] [stderr]    Compiling alookup v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "43041dbc385ea4d6acc45d0642371c217a3dee521dcf400e664e3233d0822569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43041dbc385ea4d6acc45d0642371c217a3dee521dcf400e664e3233d0822569", kill_on_drop: false }`
[INFO] [stdout] 43041dbc385ea4d6acc45d0642371c217a3dee521dcf400e664e3233d0822569
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 4333823cae91634e668b7d75424da3f4d6c6e552f4dd087fbbf691a88ea2acfb
[INFO] running `Command { std: "docker" "start" "-a" "4333823cae91634e668b7d75424da3f4d6c6e552f4dd087fbbf691a88ea2acfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alookup-1ffd50d96fa2a40d)
[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" "4333823cae91634e668b7d75424da3f4d6c6e552f4dd087fbbf691a88ea2acfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4333823cae91634e668b7d75424da3f4d6c6e552f4dd087fbbf691a88ea2acfb", kill_on_drop: false }`
[INFO] [stdout] 4333823cae91634e668b7d75424da3f4d6c6e552f4dd087fbbf691a88ea2acfb