[INFO] fetching crate utf8-chars 1.0.2...
[INFO] testing utf8-chars-1.0.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate utf8-chars 1.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate utf8-chars 1.0.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf8-chars 1.0.2
[INFO] finished tweaking crates.io crate utf8-chars 1.0.2
[INFO] tweaked toml for crates.io crate utf8-chars 1.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb9f415fa0132194e34afdb96a0859c8ac567d91d111112776e4fc4d5d68b548
[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" "eb9f415fa0132194e34afdb96a0859c8ac567d91d111112776e4fc4d5d68b548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb9f415fa0132194e34afdb96a0859c8ac567d91d111112776e4fc4d5d68b548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9f415fa0132194e34afdb96a0859c8ac567d91d111112776e4fc4d5d68b548", kill_on_drop: false }`
[INFO] [stdout] eb9f415fa0132194e34afdb96a0859c8ac567d91d111112776e4fc4d5d68b548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] cb904e02d3d944eb08d2046806282cd15219d355bd8600bbc75869962880a8ce
[INFO] running `Command { std: "docker" "start" "-a" "cb904e02d3d944eb08d2046806282cd15219d355bd8600bbc75869962880a8ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-chars v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "cb904e02d3d944eb08d2046806282cd15219d355bd8600bbc75869962880a8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb904e02d3d944eb08d2046806282cd15219d355bd8600bbc75869962880a8ce", kill_on_drop: false }`
[INFO] [stdout] cb904e02d3d944eb08d2046806282cd15219d355bd8600bbc75869962880a8ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 199319c37521d89677d760d830c6d68889a9907af2a628a9d77c0ae1c1233aac
[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" "199319c37521d89677d760d830c6d68889a9907af2a628a9d77c0ae1c1233aac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling utf8-chars v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.04s
[INFO] running `Command { std: "docker" "inspect" "199319c37521d89677d760d830c6d68889a9907af2a628a9d77c0ae1c1233aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199319c37521d89677d760d830c6d68889a9907af2a628a9d77c0ae1c1233aac", kill_on_drop: false }`
[INFO] [stdout] 199319c37521d89677d760d830c6d68889a9907af2a628a9d77c0ae1c1233aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b033572ee4b6e1cce0f10384cafaf53782626b362fc5980f05fbc008868a6ef5
[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" "b033572ee4b6e1cce0f10384cafaf53782626b362fc5980f05fbc008868a6ef5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utf8_chars-daad88750ab00449)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::edgecase_three_four_bytes ... ok
[INFO] [stdout] test tests::edgecase_four_bytes_max ... ok
[INFO] [stdout] test tests::do_not_take_extra_bytes ... ok
[INFO] [stdout] test tests::edgecase_two_three_bytes ... ok
[INFO] [stdout] test tests::edgecase_one_two_bytes ... ok
[INFO] [stdout] test tests::read_invalid_sequences ... ok
[INFO] [stdout] test tests::read_io_incomplete_twobyte ... ok
[INFO] [stdout] test tests::read_io_incomplete_threebyte ... ok
[INFO] [stdout] test tests::read_io_valid_unicode ... ok
[INFO] [stdout] test tests::read_surrogate ... ok
[INFO] [stdout] test tests::read_valid_unicode_from_dyn_read ... ok
[INFO] [stdout] test tests::read_valid_unicode ... ok
[INFO] [stdout] test tests::read_value_out_of_range ... ok
[INFO] [stdout] test tests::read_io_value_out_of_range ... ok
[INFO] [stdout] test tests::read_string ... ok
[INFO] [stdout] test tests::read_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8-chars
[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" "b033572ee4b6e1cce0f10384cafaf53782626b362fc5980f05fbc008868a6ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b033572ee4b6e1cce0f10384cafaf53782626b362fc5980f05fbc008868a6ef5", kill_on_drop: false }`
[INFO] [stdout] b033572ee4b6e1cce0f10384cafaf53782626b362fc5980f05fbc008868a6ef5