[INFO] fetching crate support 0.0.0...
[INFO] testing support-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate support 0.0.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate support 0.0.0 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 support 0.0.0
[INFO] finished tweaking crates.io crate support 0.0.0
[INFO] tweaked toml for crates.io crate support 0.0.0 written to /workspace/builds/worker-33/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] c5e27f4e9dc4bd2f500b1d4c9c0f3408a7081bf8e145ffd4c85773fc9003bffb
[INFO] running `Command { std: "docker" "start" "-a" "c5e27f4e9dc4bd2f500b1d4c9c0f3408a7081bf8e145ffd4c85773fc9003bffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e27f4e9dc4bd2f500b1d4c9c0f3408a7081bf8e145ffd4c85773fc9003bffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e27f4e9dc4bd2f500b1d4c9c0f3408a7081bf8e145ffd4c85773fc9003bffb", kill_on_drop: false }`
[INFO] [stdout] c5e27f4e9dc4bd2f500b1d4c9c0f3408a7081bf8e145ffd4c85773fc9003bffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] e52e7cc7c168e9e2c9fafdf92767bf49302eb60aefb460f8cf6a0e0eef9d125b
[INFO] running `Command { std: "docker" "start" "-a" "e52e7cc7c168e9e2c9fafdf92767bf49302eb60aefb460f8cf6a0e0eef9d125b", kill_on_drop: false }`
[INFO] [stderr]    Compiling support v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "e52e7cc7c168e9e2c9fafdf92767bf49302eb60aefb460f8cf6a0e0eef9d125b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52e7cc7c168e9e2c9fafdf92767bf49302eb60aefb460f8cf6a0e0eef9d125b", kill_on_drop: false }`
[INFO] [stdout] e52e7cc7c168e9e2c9fafdf92767bf49302eb60aefb460f8cf6a0e0eef9d125b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 643ac973574e791fb9b7b8c42c7c87c3852fcc6a4d105f63f5b37ce273380b3f
[INFO] running `Command { std: "docker" "start" "-a" "643ac973574e791fb9b7b8c42c7c87c3852fcc6a4d105f63f5b37ce273380b3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling support v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "643ac973574e791fb9b7b8c42c7c87c3852fcc6a4d105f63f5b37ce273380b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643ac973574e791fb9b7b8c42c7c87c3852fcc6a4d105f63f5b37ce273380b3f", kill_on_drop: false }`
[INFO] [stdout] 643ac973574e791fb9b7b8c42c7c87c3852fcc6a4d105f63f5b37ce273380b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] f70b4819dcfaad5417aae9167db019a84cd3905b55a3ffc92c22cc21f26cf7a2
[INFO] running `Command { std: "docker" "start" "-a" "f70b4819dcfaad5417aae9167db019a84cd3905b55a3ffc92c22cc21f26cf7a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/support-699b514f0d014bbb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests support
[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" "f70b4819dcfaad5417aae9167db019a84cd3905b55a3ffc92c22cc21f26cf7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70b4819dcfaad5417aae9167db019a84cd3905b55a3ffc92c22cc21f26cf7a2", kill_on_drop: false }`
[INFO] [stdout] f70b4819dcfaad5417aae9167db019a84cd3905b55a3ffc92c22cc21f26cf7a2