[INFO] fetching crate f128 0.2.6...
[INFO] testing f128-0.2.6 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate f128 0.2.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate f128 0.2.6 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate f128 0.2.6
[INFO] finished tweaking crates.io crate f128 0.2.6
[INFO] tweaked toml for crates.io crate f128 0.2.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf77b9bce0be1871b8f64881a6cc9eb72ea8b191bb46bb0c6e507a1d79fc2ec3
[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" "cf77b9bce0be1871b8f64881a6cc9eb72ea8b191bb46bb0c6e507a1d79fc2ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf77b9bce0be1871b8f64881a6cc9eb72ea8b191bb46bb0c6e507a1d79fc2ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf77b9bce0be1871b8f64881a6cc9eb72ea8b191bb46bb0c6e507a1d79fc2ec3", kill_on_drop: false }`
[INFO] [stdout] cf77b9bce0be1871b8f64881a6cc9eb72ea8b191bb46bb0c6e507a1d79fc2ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 3f627445d92bb172923784ce6ca5a9ec16278b45db4f55e2c1659364e5cb28c4
[INFO] running `Command { std: "docker" "start" "-a" "3f627445d92bb172923784ce6ca5a9ec16278b45db4f55e2c1659364e5cb28c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling f128_input v0.2.1
[INFO] [stderr]    Compiling f128 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "3f627445d92bb172923784ce6ca5a9ec16278b45db4f55e2c1659364e5cb28c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f627445d92bb172923784ce6ca5a9ec16278b45db4f55e2c1659364e5cb28c4", kill_on_drop: false }`
[INFO] [stdout] 3f627445d92bb172923784ce6ca5a9ec16278b45db4f55e2c1659364e5cb28c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ce5dc50f1875a09952ec2cb7d1f11b5e228cd2ed8ad709f1014fb1c8c0c089
[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" "40ce5dc50f1875a09952ec2cb7d1f11b5e228cd2ed8ad709f1014fb1c8c0c089", kill_on_drop: false }`
[INFO] [stderr]    Compiling f128 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `zero`
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let zero = f128::from_u8(0).unwrap();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_zero`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40ce5dc50f1875a09952ec2cb7d1f11b5e228cd2ed8ad709f1014fb1c8c0c089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ce5dc50f1875a09952ec2cb7d1f11b5e228cd2ed8ad709f1014fb1c8c0c089", kill_on_drop: false }`
[INFO] [stdout] 40ce5dc50f1875a09952ec2cb7d1f11b5e228cd2ed8ad709f1014fb1c8c0c089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68e3c66dcab2e7d664cdf585557712c5f331f6dad18b108ce4edb26acbb42f96
[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" "68e3c66dcab2e7d664cdf585557712c5f331f6dad18b108ce4edb26acbb42f96", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `zero`
[INFO] [stderr]   --> src/lib.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let zero = f128::from_u8(0).unwrap();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_zero`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/f128-0f79710249f0916a
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_casts_from_f128 ... ok
[INFO] [stdout] test tests::test_casts_to_f128 ... ok
[INFO] [stdout] test tests::test_f128_to_primitive ... ok
[INFO] [stdout] test tests::test_minus ... ok
[INFO] [stdout] test tests::test_cmp ... ok
[INFO] [stdout] test tests::test_conversions ... ok
[INFO] [stdout] test tests::test_constants ... ok
[INFO] [stdout] test tests::test_to_string ... ok
[INFO] [stdout] test tests::test_classify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests f128
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68e3c66dcab2e7d664cdf585557712c5f331f6dad18b108ce4edb26acbb42f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e3c66dcab2e7d664cdf585557712c5f331f6dad18b108ce4edb26acbb42f96", kill_on_drop: false }`
[INFO] [stdout] 68e3c66dcab2e7d664cdf585557712c5f331f6dad18b108ce4edb26acbb42f96