[INFO] fetching crate rustc-hex 2.1.0...
[INFO] testing rustc-hex-2.1.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate rustc-hex 2.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustc-hex 2.1.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-hex 2.1.0
[INFO] finished tweaking crates.io crate rustc-hex 2.1.0
[INFO] tweaked toml for crates.io crate rustc-hex 2.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f231b4df2887e793ecec7089f8c0436bbd6d70557179467d6d80185092aca2f
[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" "5f231b4df2887e793ecec7089f8c0436bbd6d70557179467d6d80185092aca2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f231b4df2887e793ecec7089f8c0436bbd6d70557179467d6d80185092aca2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f231b4df2887e793ecec7089f8c0436bbd6d70557179467d6d80185092aca2f", kill_on_drop: false }`
[INFO] [stdout] 5f231b4df2887e793ecec7089f8c0436bbd6d70557179467d6d80185092aca2f
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1f13065fd17a55e5fdb7133716fe611f1e3e6010fd6d6caa53b0b2c71d3ddd
[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" "1e1f13065fd17a55e5fdb7133716fe611f1e3e6010fd6d6caa53b0b2c71d3ddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1e1f13065fd17a55e5fdb7133716fe611f1e3e6010fd6d6caa53b0b2c71d3ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1f13065fd17a55e5fdb7133716fe611f1e3e6010fd6d6caa53b0b2c71d3ddd", kill_on_drop: false }`
[INFO] [stdout] 1e1f13065fd17a55e5fdb7133716fe611f1e3e6010fd6d6caa53b0b2c71d3ddd
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 266bea76b98f5ead44b47ce8af5b300260e1bbfb370849720927f7d3c697b78e
[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" "266bea76b98f5ead44b47ce8af5b300260e1bbfb370849720927f7d3c697b78e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "266bea76b98f5ead44b47ce8af5b300260e1bbfb370849720927f7d3c697b78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266bea76b98f5ead44b47ce8af5b300260e1bbfb370849720927f7d3c697b78e", kill_on_drop: false }`
[INFO] [stdout] 266bea76b98f5ead44b47ce8af5b300260e1bbfb370849720927f7d3c697b78e
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] d3fb21aaaf3453d2fcc932ffed9c13ab7aa1ec93b0bd768ebfd0ffcef6a87843
[INFO] running `Command { std: "docker" "start" "-a" "d3fb21aaaf3453d2fcc932ffed9c13ab7aa1ec93b0bd768ebfd0ffcef6a87843", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustc_hex-284abab88a08e3f7
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_from_hex_invalid_char ... ok
[INFO] [stdout] test tests::test_to_hex ... ok
[INFO] [stdout] test tests::test_from_hex_all_bytes ... ok
[INFO] [stdout] test tests::test_from_hex_ignores_whitespace ... ok
[INFO] [stdout] test tests::test_from_hex_okay ... ok
[INFO] [stdout] test tests::test_from_hex_odd_len ... ok
[INFO] [stdout] test tests::test_to_hex_all_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-hex
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - [u8]::to_hex (line 35) ... ok
[INFO] [stdout] test src/lib.rs - ToHexIter<T>::new (line 65) ... ok
[INFO] [stdout] test src/lib.rs - str::from_hex (line 180) ... ok
[INFO] [stdout] test src/lib.rs - FromHexIter::new (line 215) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3fb21aaaf3453d2fcc932ffed9c13ab7aa1ec93b0bd768ebfd0ffcef6a87843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3fb21aaaf3453d2fcc932ffed9c13ab7aa1ec93b0bd768ebfd0ffcef6a87843", kill_on_drop: false }`
[INFO] [stdout] d3fb21aaaf3453d2fcc932ffed9c13ab7aa1ec93b0bd768ebfd0ffcef6a87843