[INFO] fetching crate unicode_reader 1.0.1...
[INFO] testing unicode_reader-1.0.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate unicode_reader 1.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate unicode_reader 1.0.1 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 unicode_reader 1.0.1
[INFO] finished tweaking crates.io crate unicode_reader 1.0.1
[INFO] tweaked toml for crates.io crate unicode_reader 1.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate unicode_reader 1.0.1 already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 949675b8d14c89ba09513d0e1c9982d66786e18fc64da91e75a92ca9e41ce71c
[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" "949675b8d14c89ba09513d0e1c9982d66786e18fc64da91e75a92ca9e41ce71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "949675b8d14c89ba09513d0e1c9982d66786e18fc64da91e75a92ca9e41ce71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949675b8d14c89ba09513d0e1c9982d66786e18fc64da91e75a92ca9e41ce71c", kill_on_drop: false }`
[INFO] [stdout] 949675b8d14c89ba09513d0e1c9982d66786e18fc64da91e75a92ca9e41ce71c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] cefcb1f43711aeeeff4fafcdeca670b886fee785bedfb2564d6a3c6bfe574830
[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" "cefcb1f43711aeeeff4fafcdeca670b886fee785bedfb2564d6a3c6bfe574830", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling unicode_reader v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "cefcb1f43711aeeeff4fafcdeca670b886fee785bedfb2564d6a3c6bfe574830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefcb1f43711aeeeff4fafcdeca670b886fee785bedfb2564d6a3c6bfe574830", kill_on_drop: false }`
[INFO] [stdout] cefcb1f43711aeeeff4fafcdeca670b886fee785bedfb2564d6a3c6bfe574830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 6778001c8b089a3361d07c034ae590373994dd5f203013319f8ec714b74feae2
[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" "6778001c8b089a3361d07c034ae590373994dd5f203013319f8ec714b74feae2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_reader v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "6778001c8b089a3361d07c034ae590373994dd5f203013319f8ec714b74feae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6778001c8b089a3361d07c034ae590373994dd5f203013319f8ec714b74feae2", kill_on_drop: false }`
[INFO] [stdout] 6778001c8b089a3361d07c034ae590373994dd5f203013319f8ec714b74feae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3855cdac416c459afa84c8938fbb4be548a1713aa1241cbc34ffd8311c4de4dc
[INFO] running `Command { std: "docker" "start" "-a" "3855cdac416c459afa84c8938fbb4be548a1713aa1241cbc34ffd8311c4de4dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unicode_reader-cd4cb5330189204a
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_error_at_end ... ok
[INFO] [stdout] test test::test_utf8_error ... ok
[INFO] [stdout] test test::test_grapheme_bad_utf8 ... ok
[INFO] [stdout] test test::test_grapheme_bad_utf8_at_start ... ok
[INFO] [stdout] test test::test_zalgo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unicode_reader
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3855cdac416c459afa84c8938fbb4be548a1713aa1241cbc34ffd8311c4de4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3855cdac416c459afa84c8938fbb4be548a1713aa1241cbc34ffd8311c4de4dc", kill_on_drop: false }`
[INFO] [stdout] 3855cdac416c459afa84c8938fbb4be548a1713aa1241cbc34ffd8311c4de4dc