[INFO] fetching crate js_option 0.1.0...
[INFO] testing js_option-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate js_option 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate js_option 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate js_option 0.1.0
[INFO] finished tweaking crates.io crate js_option 0.1.0
[INFO] tweaked toml for crates.io crate js_option 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11ca612c1a623e29b9272f851388f5e548df0fde1f88ab67505ad1ff1efa617a
[INFO] running `Command { std: "docker" "start" "-a" "11ca612c1a623e29b9272f851388f5e548df0fde1f88ab67505ad1ff1efa617a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ca612c1a623e29b9272f851388f5e548df0fde1f88ab67505ad1ff1efa617a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ca612c1a623e29b9272f851388f5e548df0fde1f88ab67505ad1ff1efa617a", kill_on_drop: false }`
[INFO] [stdout] 11ca612c1a623e29b9272f851388f5e548df0fde1f88ab67505ad1ff1efa617a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c06cf57391061b07216ef892d1338522d04b4712b57bd2da42af7835b3a29853
[INFO] running `Command { std: "docker" "start" "-a" "c06cf57391061b07216ef892d1338522d04b4712b57bd2da42af7835b3a29853", kill_on_drop: false }`
[INFO] [stderr]    Compiling js_option v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "c06cf57391061b07216ef892d1338522d04b4712b57bd2da42af7835b3a29853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06cf57391061b07216ef892d1338522d04b4712b57bd2da42af7835b3a29853", kill_on_drop: false }`
[INFO] [stdout] c06cf57391061b07216ef892d1338522d04b4712b57bd2da42af7835b3a29853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b577cb0afafa3b59b9124a0619d7ff7154f6fd4bbf2549dba9828f071469c0e
[INFO] running `Command { std: "docker" "start" "-a" "0b577cb0afafa3b59b9124a0619d7ff7154f6fd4bbf2549dba9828f071469c0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling js_option v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "0b577cb0afafa3b59b9124a0619d7ff7154f6fd4bbf2549dba9828f071469c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b577cb0afafa3b59b9124a0619d7ff7154f6fd4bbf2549dba9828f071469c0e", kill_on_drop: false }`
[INFO] [stdout] 0b577cb0afafa3b59b9124a0619d7ff7154f6fd4bbf2549dba9828f071469c0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6dc542855a313cc33f94e3ba13a54b0f70001a961e9104189cec2f931de296c
[INFO] running `Command { std: "docker" "start" "-a" "f6dc542855a313cc33f94e3ba13a54b0f70001a961e9104189cec2f931de296c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/js_option-8a8cb7db2dfd238e)
[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 js_option
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6dc542855a313cc33f94e3ba13a54b0f70001a961e9104189cec2f931de296c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dc542855a313cc33f94e3ba13a54b0f70001a961e9104189cec2f931de296c", kill_on_drop: false }`
[INFO] [stdout] f6dc542855a313cc33f94e3ba13a54b0f70001a961e9104189cec2f931de296c