[INFO] fetching crate utem 0.1.0...
[INFO] testing utem-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate utem 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate utem 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utem 0.1.0
[INFO] finished tweaking crates.io crate utem 0.1.0
[INFO] tweaked toml for crates.io crate utem 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa692c67b601d62d39084a5c292774fe8b3395eb7bfcda64ced0d1ab01a796c5
[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" "fa692c67b601d62d39084a5c292774fe8b3395eb7bfcda64ced0d1ab01a796c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa692c67b601d62d39084a5c292774fe8b3395eb7bfcda64ced0d1ab01a796c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa692c67b601d62d39084a5c292774fe8b3395eb7bfcda64ced0d1ab01a796c5", kill_on_drop: false }`
[INFO] [stdout] fa692c67b601d62d39084a5c292774fe8b3395eb7bfcda64ced0d1ab01a796c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672f75aacfbbcaf42b9a98bb13ced99a06c128e9c05418ff14f2bb8128d68cb6
[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" "672f75aacfbbcaf42b9a98bb13ced99a06c128e9c05418ff14f2bb8128d68cb6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling utem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "672f75aacfbbcaf42b9a98bb13ced99a06c128e9c05418ff14f2bb8128d68cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672f75aacfbbcaf42b9a98bb13ced99a06c128e9c05418ff14f2bb8128d68cb6", kill_on_drop: false }`
[INFO] [stdout] 672f75aacfbbcaf42b9a98bb13ced99a06c128e9c05418ff14f2bb8128d68cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b6a006a047d2943b0c1bb63ecbeea9957d11b902732348ed391d48d36533596
[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" "4b6a006a047d2943b0c1bb63ecbeea9957d11b902732348ed391d48d36533596", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "4b6a006a047d2943b0c1bb63ecbeea9957d11b902732348ed391d48d36533596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6a006a047d2943b0c1bb63ecbeea9957d11b902732348ed391d48d36533596", kill_on_drop: false }`
[INFO] [stdout] 4b6a006a047d2943b0c1bb63ecbeea9957d11b902732348ed391d48d36533596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d10c82d0e70a2cdd2076058e7873fd10fd5615fbc92fd81903858ec41156a221
[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" "d10c82d0e70a2cdd2076058e7873fd10fd5615fbc92fd81903858ec41156a221", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utem-33558412ee06772d
[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] [stderr]    Doc-tests utem
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 | const IC_C_NORM: u8 = (0b_00 << 6);
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 | const IC_C_QUOTE: u8 = (0b_01 << 6);
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 | const IC_C_PARENTHETICAL: u8 = (0b_10 << 6);
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 | const IC_C_OTHER: u8 = (0b_11 << 6); // Other forms
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[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" "d10c82d0e70a2cdd2076058e7873fd10fd5615fbc92fd81903858ec41156a221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10c82d0e70a2cdd2076058e7873fd10fd5615fbc92fd81903858ec41156a221", kill_on_drop: false }`
[INFO] [stdout] d10c82d0e70a2cdd2076058e7873fd10fd5615fbc92fd81903858ec41156a221