[INFO] fetching crate structenv 0.0.1...
[INFO] testing structenv-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate structenv 0.0.1 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate structenv 0.0.1 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 structenv 0.0.1
[INFO] finished tweaking crates.io crate structenv 0.0.1
[INFO] tweaked toml for crates.io crate structenv 0.0.1 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 72bfdb5fb5443f403bc05183f883f15ac7c29d43eb3841feb1a3153a96ba4b57
[INFO] running `Command { std: "docker" "start" "-a" "72bfdb5fb5443f403bc05183f883f15ac7c29d43eb3841feb1a3153a96ba4b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72bfdb5fb5443f403bc05183f883f15ac7c29d43eb3841feb1a3153a96ba4b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bfdb5fb5443f403bc05183f883f15ac7c29d43eb3841feb1a3153a96ba4b57", kill_on_drop: false }`
[INFO] [stdout] 72bfdb5fb5443f403bc05183f883f15ac7c29d43eb3841feb1a3153a96ba4b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 5a9ac486e2c07722b5164e8890939d86eb724579d9455a47ad093ad3b66264da
[INFO] running `Command { std: "docker" "start" "-a" "5a9ac486e2c07722b5164e8890939d86eb724579d9455a47ad093ad3b66264da", kill_on_drop: false }`
[INFO] [stderr]    Compiling structenv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "5a9ac486e2c07722b5164e8890939d86eb724579d9455a47ad093ad3b66264da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9ac486e2c07722b5164e8890939d86eb724579d9455a47ad093ad3b66264da", kill_on_drop: false }`
[INFO] [stdout] 5a9ac486e2c07722b5164e8890939d86eb724579d9455a47ad093ad3b66264da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 09650f3430cd88f21ce0ad1608c60779810874bc3659ce0d8c9a97d22a55a4ce
[INFO] running `Command { std: "docker" "start" "-a" "09650f3430cd88f21ce0ad1608c60779810874bc3659ce0d8c9a97d22a55a4ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling structenv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "09650f3430cd88f21ce0ad1608c60779810874bc3659ce0d8c9a97d22a55a4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09650f3430cd88f21ce0ad1608c60779810874bc3659ce0d8c9a97d22a55a4ce", kill_on_drop: false }`
[INFO] [stdout] 09650f3430cd88f21ce0ad1608c60779810874bc3659ce0d8c9a97d22a55a4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] f1bacc8258e85a325dfe532f86149e7473cfd9b7e026c4ff523db54354181788
[INFO] running `Command { std: "docker" "start" "-a" "f1bacc8258e85a325dfe532f86149e7473cfd9b7e026c4ff523db54354181788", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/structenv-7d3d52c1b782a73c)
[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 structenv
[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" "f1bacc8258e85a325dfe532f86149e7473cfd9b7e026c4ff523db54354181788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1bacc8258e85a325dfe532f86149e7473cfd9b7e026c4ff523db54354181788", kill_on_drop: false }`
[INFO] [stdout] f1bacc8258e85a325dfe532f86149e7473cfd9b7e026c4ff523db54354181788