[INFO] fetching crate think 0.1.0...
[INFO] testing think-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate think 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate think 0.1.0 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] removed /workspace/builds/worker-6/source/.cargo/config.toml
[INFO] started tweaking crates.io crate think 0.1.0
[INFO] finished tweaking crates.io crate think 0.1.0
[INFO] tweaked toml for crates.io crate think 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate think 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e3ac5f46bc9673f0b0ebdfcccd043da51037701fa56761ece1b821f88c38089a
[INFO] running `Command { std: "docker" "start" "-a" "e3ac5f46bc9673f0b0ebdfcccd043da51037701fa56761ece1b821f88c38089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3ac5f46bc9673f0b0ebdfcccd043da51037701fa56761ece1b821f88c38089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ac5f46bc9673f0b0ebdfcccd043da51037701fa56761ece1b821f88c38089a", kill_on_drop: false }`
[INFO] [stdout] e3ac5f46bc9673f0b0ebdfcccd043da51037701fa56761ece1b821f88c38089a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 69656d0dad4b6cf832b5ce8e1249dd85efe41b598a142e78dd14175b49ed979b
[INFO] running `Command { std: "docker" "start" "-a" "69656d0dad4b6cf832b5ce8e1249dd85efe41b598a142e78dd14175b49ed979b", kill_on_drop: false }`
[INFO] [stderr]    Compiling think v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "69656d0dad4b6cf832b5ce8e1249dd85efe41b598a142e78dd14175b49ed979b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69656d0dad4b6cf832b5ce8e1249dd85efe41b598a142e78dd14175b49ed979b", kill_on_drop: false }`
[INFO] [stdout] 69656d0dad4b6cf832b5ce8e1249dd85efe41b598a142e78dd14175b49ed979b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a0a84d6f2eb1bcdb2b1e36b0ff1e473383d7f72e6ac783abb3924ec43ec5c665
[INFO] running `Command { std: "docker" "start" "-a" "a0a84d6f2eb1bcdb2b1e36b0ff1e473383d7f72e6ac783abb3924ec43ec5c665", kill_on_drop: false }`
[INFO] [stderr]    Compiling think v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "a0a84d6f2eb1bcdb2b1e36b0ff1e473383d7f72e6ac783abb3924ec43ec5c665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a84d6f2eb1bcdb2b1e36b0ff1e473383d7f72e6ac783abb3924ec43ec5c665", kill_on_drop: false }`
[INFO] [stdout] a0a84d6f2eb1bcdb2b1e36b0ff1e473383d7f72e6ac783abb3924ec43ec5c665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 497e11ae258e162a8305960d51d5af77c6b5ca533a1c4859d3f79f783317f22d
[INFO] running `Command { std: "docker" "start" "-a" "497e11ae258e162a8305960d51d5af77c6b5ca533a1c4859d3f79f783317f22d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/think-15448dcd12f6140c)
[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" "497e11ae258e162a8305960d51d5af77c6b5ca533a1c4859d3f79f783317f22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497e11ae258e162a8305960d51d5af77c6b5ca533a1c4859d3f79f783317f22d", kill_on_drop: false }`
[INFO] [stdout] 497e11ae258e162a8305960d51d5af77c6b5ca533a1c4859d3f79f783317f22d