[INFO] fetching crate http_headers 0.0.2...
[INFO] testing http_headers-0.0.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate http_headers 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate http_headers 0.0.2 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 http_headers 0.0.2
[INFO] finished tweaking crates.io crate http_headers 0.0.2
[INFO] tweaked toml for crates.io crate http_headers 0.0.2 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0d9993ddef9fd4319836b43b3661536cc73a3fd894ff611f04f3ca5a78f1035c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d9993ddef9fd4319836b43b3661536cc73a3fd894ff611f04f3ca5a78f1035c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d9993ddef9fd4319836b43b3661536cc73a3fd894ff611f04f3ca5a78f1035c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d9993ddef9fd4319836b43b3661536cc73a3fd894ff611f04f3ca5a78f1035c", kill_on_drop: false }`
[INFO] [stdout] 0d9993ddef9fd4319836b43b3661536cc73a3fd894ff611f04f3ca5a78f1035c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71c821b50c98b87546b6b4eb0231c252d4b07ae9f41dda7cae4525c9412ec36c
[INFO] running `Command { std: "docker" "start" "-a" "71c821b50c98b87546b6b4eb0231c252d4b07ae9f41dda7cae4525c9412ec36c", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_headers v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "71c821b50c98b87546b6b4eb0231c252d4b07ae9f41dda7cae4525c9412ec36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c821b50c98b87546b6b4eb0231c252d4b07ae9f41dda7cae4525c9412ec36c", kill_on_drop: false }`
[INFO] [stdout] 71c821b50c98b87546b6b4eb0231c252d4b07ae9f41dda7cae4525c9412ec36c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 24014b3482d6f5555dbfa685d142fe6e1d439246e3ca743573d054aef914e363
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "24014b3482d6f5555dbfa685d142fe6e1d439246e3ca743573d054aef914e363", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_headers v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "24014b3482d6f5555dbfa685d142fe6e1d439246e3ca743573d054aef914e363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24014b3482d6f5555dbfa685d142fe6e1d439246e3ca743573d054aef914e363", kill_on_drop: false }`
[INFO] [stdout] 24014b3482d6f5555dbfa685d142fe6e1d439246e3ca743573d054aef914e363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d0be167624508abfb824a933923546ed5b9e09422fb2202eece0a591cc9437c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0be167624508abfb824a933923546ed5b9e09422fb2202eece0a591cc9437c6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/http_headers-45ed924abf471519)
[INFO] [stdout] test it_works ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/http_headers-24dbf2ef2cdc742d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests http_headers
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] [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" "d0be167624508abfb824a933923546ed5b9e09422fb2202eece0a591cc9437c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0be167624508abfb824a933923546ed5b9e09422fb2202eece0a591cc9437c6", kill_on_drop: false }`
[INFO] [stdout] d0be167624508abfb824a933923546ed5b9e09422fb2202eece0a591cc9437c6