[INFO] fetching crate env-extractor 0.0.7...
[INFO] testing env-extractor-0.0.7 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate env-extractor 0.0.7 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate env-extractor 0.0.7 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env-extractor 0.0.7
[INFO] finished tweaking crates.io crate env-extractor 0.0.7
[INFO] tweaked toml for crates.io crate env-extractor 0.0.7 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18221b456099c926b1703db4dd6e6fd1f794d4e175207f56e7fafe4667e855ff
[INFO] running `Command { std: "docker" "start" "-a" "18221b456099c926b1703db4dd6e6fd1f794d4e175207f56e7fafe4667e855ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18221b456099c926b1703db4dd6e6fd1f794d4e175207f56e7fafe4667e855ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18221b456099c926b1703db4dd6e6fd1f794d4e175207f56e7fafe4667e855ff", kill_on_drop: false }`
[INFO] [stdout] 18221b456099c926b1703db4dd6e6fd1f794d4e175207f56e7fafe4667e855ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5fb42531bb7069cf0b66a4ab822cb02859dbd9cb3647201bf2841d8e1afd50
[INFO] running `Command { std: "docker" "start" "-a" "cd5fb42531bb7069cf0b66a4ab822cb02859dbd9cb3647201bf2841d8e1afd50", kill_on_drop: false }`
[INFO] [stderr]    Compiling env-extractor v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "cd5fb42531bb7069cf0b66a4ab822cb02859dbd9cb3647201bf2841d8e1afd50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5fb42531bb7069cf0b66a4ab822cb02859dbd9cb3647201bf2841d8e1afd50", kill_on_drop: false }`
[INFO] [stdout] cd5fb42531bb7069cf0b66a4ab822cb02859dbd9cb3647201bf2841d8e1afd50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e509f1544c9bd4582a8f9e93a1abc2a04d12aed3511ea51cf2c2dbb93ab558
[INFO] running `Command { std: "docker" "start" "-a" "98e509f1544c9bd4582a8f9e93a1abc2a04d12aed3511ea51cf2c2dbb93ab558", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling env-extractor v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "98e509f1544c9bd4582a8f9e93a1abc2a04d12aed3511ea51cf2c2dbb93ab558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e509f1544c9bd4582a8f9e93a1abc2a04d12aed3511ea51cf2c2dbb93ab558", kill_on_drop: false }`
[INFO] [stdout] 98e509f1544c9bd4582a8f9e93a1abc2a04d12aed3511ea51cf2c2dbb93ab558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 832ed28cf3925518546cd623a26035bc1cf2a49aa52a9ff42f59168566f037f2
[INFO] running `Command { std: "docker" "start" "-a" "832ed28cf3925518546cd623a26035bc1cf2a49aa52a9ff42f59168566f037f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/env_extractor-f6286f03f2848518)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_optional::can_call_from_str_if_defined ... ok
[INFO] [stdout] test tests::test_optional::return_none_if_not_found ... ok
[INFO] [stdout] test tests::test_required::can_call_from_str_if_defined ... ok
[INFO] [stdout] test tests::test_required::return_error_if_not_found ... ok
[INFO] [stdout] test tests::test_required::return_value_if_key_found ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests env-extractor
[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" "832ed28cf3925518546cd623a26035bc1cf2a49aa52a9ff42f59168566f037f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832ed28cf3925518546cd623a26035bc1cf2a49aa52a9ff42f59168566f037f2", kill_on_drop: false }`
[INFO] [stdout] 832ed28cf3925518546cd623a26035bc1cf2a49aa52a9ff42f59168566f037f2