[INFO] fetching crate b64url 0.1.1...
[INFO] testing b64url-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate b64url 0.1.1 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate b64url 0.1.1 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 b64url 0.1.1
[INFO] finished tweaking crates.io crate b64url 0.1.1
[INFO] tweaked toml for crates.io crate b64url 0.1.1 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate b64url 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 27068b5b464a16ff5378954948b49c602a3a6eb6fe19c48ea58344b8718fd315
[INFO] running `Command { std: "docker" "start" "-a" "27068b5b464a16ff5378954948b49c602a3a6eb6fe19c48ea58344b8718fd315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27068b5b464a16ff5378954948b49c602a3a6eb6fe19c48ea58344b8718fd315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27068b5b464a16ff5378954948b49c602a3a6eb6fe19c48ea58344b8718fd315", kill_on_drop: false }`
[INFO] [stdout] 27068b5b464a16ff5378954948b49c602a3a6eb6fe19c48ea58344b8718fd315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 17d1af579e97460e7326a94973e2b6b231fca724df4bffd8e32763eae9064b40
[INFO] running `Command { std: "docker" "start" "-a" "17d1af579e97460e7326a94973e2b6b231fca724df4bffd8e32763eae9064b40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling b64url v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.62s
[INFO] running `Command { std: "docker" "inspect" "17d1af579e97460e7326a94973e2b6b231fca724df4bffd8e32763eae9064b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d1af579e97460e7326a94973e2b6b231fca724df4bffd8e32763eae9064b40", kill_on_drop: false }`
[INFO] [stdout] 17d1af579e97460e7326a94973e2b6b231fca724df4bffd8e32763eae9064b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 8b8859b53ddbeb3e19316b4f1f15d8729179bcd5d67320e5cc5fe14d70d626a0
[INFO] running `Command { std: "docker" "start" "-a" "8b8859b53ddbeb3e19316b4f1f15d8729179bcd5d67320e5cc5fe14d70d626a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling b64url v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "8b8859b53ddbeb3e19316b4f1f15d8729179bcd5d67320e5cc5fe14d70d626a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b8859b53ddbeb3e19316b4f1f15d8729179bcd5d67320e5cc5fe14d70d626a0", kill_on_drop: false }`
[INFO] [stdout] 8b8859b53ddbeb3e19316b4f1f15d8729179bcd5d67320e5cc5fe14d70d626a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 0b7fb6c82a107c72d012c7167de5c3b1970336bd88e2fb9d4ec9ac6e6e7e4b00
[INFO] running `Command { std: "docker" "start" "-a" "0b7fb6c82a107c72d012c7167de5c3b1970336bd88e2fb9d4ec9ac6e6e7e4b00", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b64url-6775017b8ba838df)
[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" "0b7fb6c82a107c72d012c7167de5c3b1970336bd88e2fb9d4ec9ac6e6e7e4b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7fb6c82a107c72d012c7167de5c3b1970336bd88e2fb9d4ec9ac6e6e7e4b00", kill_on_drop: false }`
[INFO] [stdout] 0b7fb6c82a107c72d012c7167de5c3b1970336bd88e2fb9d4ec9ac6e6e7e4b00