[INFO] fetching crate envconfig 0.10.0...
[INFO] testing envconfig-0.10.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate envconfig 0.10.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate envconfig 0.10.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envconfig 0.10.0
[INFO] finished tweaking crates.io crate envconfig 0.10.0
[INFO] tweaked toml for crates.io crate envconfig 0.10.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ce501b429cc8a80dbf38558c58fc0e75be28fcadf496488ea929c45c996f6b5
[INFO] running `Command { std: "docker" "start" "-a" "3ce501b429cc8a80dbf38558c58fc0e75be28fcadf496488ea929c45c996f6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ce501b429cc8a80dbf38558c58fc0e75be28fcadf496488ea929c45c996f6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce501b429cc8a80dbf38558c58fc0e75be28fcadf496488ea929c45c996f6b5", kill_on_drop: false }`
[INFO] [stdout] 3ce501b429cc8a80dbf38558c58fc0e75be28fcadf496488ea929c45c996f6b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50a1b0fe31ef5c13a5f0be9c37d2820650fe7add24e027f9036996a4a86a9905
[INFO] running `Command { std: "docker" "start" "-a" "50a1b0fe31ef5c13a5f0be9c37d2820650fe7add24e027f9036996a4a86a9905", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling envconfig_derive v0.10.0
[INFO] [stderr]    Compiling envconfig v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "50a1b0fe31ef5c13a5f0be9c37d2820650fe7add24e027f9036996a4a86a9905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a1b0fe31ef5c13a5f0be9c37d2820650fe7add24e027f9036996a4a86a9905", kill_on_drop: false }`
[INFO] [stdout] 50a1b0fe31ef5c13a5f0be9c37d2820650fe7add24e027f9036996a4a86a9905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548b05b2d2ee4d85b197b147c413d18b4dd8345b91a3decf507ed76861134428
[INFO] running `Command { std: "docker" "start" "-a" "548b05b2d2ee4d85b197b147c413d18b4dd8345b91a3decf507ed76861134428", kill_on_drop: false }`
[INFO] [stderr]    Compiling envconfig v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "548b05b2d2ee4d85b197b147c413d18b4dd8345b91a3decf507ed76861134428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548b05b2d2ee4d85b197b147c413d18b4dd8345b91a3decf507ed76861134428", kill_on_drop: false }`
[INFO] [stdout] 548b05b2d2ee4d85b197b147c413d18b4dd8345b91a3decf507ed76861134428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d1614fe99552aaea1bb3e10d80cb2217c556bd84816795deda22c0b18950cae
[INFO] running `Command { std: "docker" "start" "-a" "3d1614fe99552aaea1bb3e10d80cb2217c556bd84816795deda22c0b18950cae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envconfig-8e810ee49110a594)
[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 envconfig
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d1614fe99552aaea1bb3e10d80cb2217c556bd84816795deda22c0b18950cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1614fe99552aaea1bb3e10d80cb2217c556bd84816795deda22c0b18950cae", kill_on_drop: false }`
[INFO] [stdout] 3d1614fe99552aaea1bb3e10d80cb2217c556bd84816795deda22c0b18950cae