[INFO] fetching crate gf 0.4.0...
[INFO] testing gf-0.4.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate gf 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gf 0.4.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gf 0.4.0
[INFO] finished tweaking crates.io crate gf 0.4.0
[INFO] tweaked toml for crates.io crate gf 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb55048eadf3920ea004a182732b7a6c446576a1b82b2c15f0e06a12615ea807
[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" "eb55048eadf3920ea004a182732b7a6c446576a1b82b2c15f0e06a12615ea807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb55048eadf3920ea004a182732b7a6c446576a1b82b2c15f0e06a12615ea807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb55048eadf3920ea004a182732b7a6c446576a1b82b2c15f0e06a12615ea807", kill_on_drop: false }`
[INFO] [stdout] eb55048eadf3920ea004a182732b7a6c446576a1b82b2c15f0e06a12615ea807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd457e834abd9a64ab2b72d2bf5ddca39f845718e038c32034f9be8f5e15d1d3
[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" "fd457e834abd9a64ab2b72d2bf5ddca39f845718e038c32034f9be8f5e15d1d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling gf v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RemAssign`, `Rem`
[INFO] [stdout]  --> src/impls.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 |         DivAssign, Mul, MulAssign, Neg, Not, Rem, RemAssign, Sub, SubAssign,
[INFO] [stdout]   |                                              ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "fd457e834abd9a64ab2b72d2bf5ddca39f845718e038c32034f9be8f5e15d1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd457e834abd9a64ab2b72d2bf5ddca39f845718e038c32034f9be8f5e15d1d3", kill_on_drop: false }`
[INFO] [stdout] fd457e834abd9a64ab2b72d2bf5ddca39f845718e038c32034f9be8f5e15d1d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--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] 2b21ce8cd19b59eac849ebea093f29406645483c0ee6e27387f530e54e583341
[INFO] running `Command { std: "docker" "start" "-a" "2b21ce8cd19b59eac849ebea093f29406645483c0ee6e27387f530e54e583341", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `RemAssign`, `Rem`
[INFO] [stdout]  --> src/impls.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 |         DivAssign, Mul, MulAssign, Neg, Not, Rem, RemAssign, Sub, SubAssign,
[INFO] [stdout]   |                                              ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gf v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RemAssign`, `Rem`
[INFO] [stdout]  --> src/impls.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 |         DivAssign, Mul, MulAssign, Neg, Not, Rem, RemAssign, Sub, SubAssign,
[INFO] [stdout]   |                                              ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "2b21ce8cd19b59eac849ebea093f29406645483c0ee6e27387f530e54e583341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b21ce8cd19b59eac849ebea093f29406645483c0ee6e27387f530e54e583341", kill_on_drop: false }`
[INFO] [stdout] 2b21ce8cd19b59eac849ebea093f29406645483c0ee6e27387f530e54e583341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0a2c6415a56deeb08c4f1e9dbc40df1704b39aab2eb76e79c27ab0f78b2e97c
[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" "c0a2c6415a56deeb08c4f1e9dbc40df1704b39aab2eb76e79c27ab0f78b2e97c", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `RemAssign`, `Rem`
[INFO] [stderr]  --> src/impls.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 |         DivAssign, Mul, MulAssign, Neg, Not, Rem, RemAssign, Sub, SubAssign,
[INFO] [stderr]   |                                              ^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gf` (lib) generated 1 warning
[INFO] [stderr] warning: `gf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gf-29480b779e58a1b5)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::conv ... ok
[INFO] [stdout] test tests::mul_div ... ok
[INFO] [stdout] test tests::pow ... ok
[INFO] [stdout] test tests::pow2 ... ok
[INFO] [stdout] test tests::add_sub ... ok
[INFO] [stdout] test tests::pow1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - GF (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0a2c6415a56deeb08c4f1e9dbc40df1704b39aab2eb76e79c27ab0f78b2e97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a2c6415a56deeb08c4f1e9dbc40df1704b39aab2eb76e79c27ab0f78b2e97c", kill_on_drop: false }`
[INFO] [stdout] c0a2c6415a56deeb08c4f1e9dbc40df1704b39aab2eb76e79c27ab0f78b2e97c