[INFO] fetching crate envvar 0.1.3...
[INFO] testing envvar-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate envvar 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate envvar 0.1.3 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 envvar 0.1.3
[INFO] finished tweaking crates.io crate envvar 0.1.3
[INFO] tweaked toml for crates.io crate envvar 0.1.3 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3a175a72789e70520dc05ebd2f4cddb2ff269023c03c884235806315023d3438
[INFO] running `Command { std: "docker" "start" "-a" "3a175a72789e70520dc05ebd2f4cddb2ff269023c03c884235806315023d3438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a175a72789e70520dc05ebd2f4cddb2ff269023c03c884235806315023d3438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a175a72789e70520dc05ebd2f4cddb2ff269023c03c884235806315023d3438", kill_on_drop: false }`
[INFO] [stdout] 3a175a72789e70520dc05ebd2f4cddb2ff269023c03c884235806315023d3438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ccb9a476e5f083f7b99dafe45a2db633be1ba821b76594cfd894c5293b893b1c
[INFO] running `Command { std: "docker" "start" "-a" "ccb9a476e5f083f7b99dafe45a2db633be1ba821b76594cfd894c5293b893b1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling envvar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ccb9a476e5f083f7b99dafe45a2db633be1ba821b76594cfd894c5293b893b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb9a476e5f083f7b99dafe45a2db633be1ba821b76594cfd894c5293b893b1c", kill_on_drop: false }`
[INFO] [stdout] ccb9a476e5f083f7b99dafe45a2db633be1ba821b76594cfd894c5293b893b1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 689861e4786943bd62cde99463e12d5a3dcef780af2c7ea57b99564a9dca04e1
[INFO] running `Command { std: "docker" "start" "-a" "689861e4786943bd62cde99463e12d5a3dcef780af2c7ea57b99564a9dca04e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling envvar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "689861e4786943bd62cde99463e12d5a3dcef780af2c7ea57b99564a9dca04e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689861e4786943bd62cde99463e12d5a3dcef780af2c7ea57b99564a9dca04e1", kill_on_drop: false }`
[INFO] [stdout] 689861e4786943bd62cde99463e12d5a3dcef780af2c7ea57b99564a9dca04e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b8c028187b34674df529ac254cff257b3cc5774074e23c1e850fc55f1647fd4d
[INFO] running `Command { std: "docker" "start" "-a" "b8c028187b34674df529ac254cff257b3cc5774074e23c1e850fc55f1647fd4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envvar-707436e0b5cf67a8)
[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 envvar
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - var (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8c028187b34674df529ac254cff257b3cc5774074e23c1e850fc55f1647fd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c028187b34674df529ac254cff257b3cc5774074e23c1e850fc55f1647fd4d", kill_on_drop: false }`
[INFO] [stdout] b8c028187b34674df529ac254cff257b3cc5774074e23c1e850fc55f1647fd4d