[INFO] fetching crate rational 0.2.3...
[INFO] testing rational-0.2.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rational 0.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rational 0.2.3 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 rational 0.2.3
[INFO] finished tweaking crates.io crate rational 0.2.3
[INFO] tweaked toml for crates.io crate rational 0.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rational 0.2.3 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd5e115df38be766ff9903d52fc08dc9eefc7fef1647fd9162d10026f7a8358d
[INFO] running `Command { std: "docker" "start" "-a" "cd5e115df38be766ff9903d52fc08dc9eefc7fef1647fd9162d10026f7a8358d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd5e115df38be766ff9903d52fc08dc9eefc7fef1647fd9162d10026f7a8358d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5e115df38be766ff9903d52fc08dc9eefc7fef1647fd9162d10026f7a8358d", kill_on_drop: false }`
[INFO] [stdout] cd5e115df38be766ff9903d52fc08dc9eefc7fef1647fd9162d10026f7a8358d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b194d3c1d0c1dae974c677a2e3badc19b86d561e1cee8a418226e3880f8e9bc6
[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" "b194d3c1d0c1dae974c677a2e3badc19b86d561e1cee8a418226e3880f8e9bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rational v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "b194d3c1d0c1dae974c677a2e3badc19b86d561e1cee8a418226e3880f8e9bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b194d3c1d0c1dae974c677a2e3badc19b86d561e1cee8a418226e3880f8e9bc6", kill_on_drop: false }`
[INFO] [stdout] b194d3c1d0c1dae974c677a2e3badc19b86d561e1cee8a418226e3880f8e9bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 7da163d9a5bdde5393f222ee575e369a9ab2f1b199e51bed954d54d1b0d58302
[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" "7da163d9a5bdde5393f222ee575e369a9ab2f1b199e51bed954d54d1b0d58302", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rational v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "7da163d9a5bdde5393f222ee575e369a9ab2f1b199e51bed954d54d1b0d58302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da163d9a5bdde5393f222ee575e369a9ab2f1b199e51bed954d54d1b0d58302", kill_on_drop: false }`
[INFO] [stdout] 7da163d9a5bdde5393f222ee575e369a9ab2f1b199e51bed954d54d1b0d58302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4bef98386702d844c3f48e1f572d7aaf09f7ee210a5d1e0ff10378b410f32f07
[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" "4bef98386702d844c3f48e1f572d7aaf09f7ee210a5d1e0ff10378b410f32f07", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rational-62b6e8499a10bdf7)
[INFO] [stdout] running 23 tests
[INFO] [stdout] test extras::tests::gcd_test ... ok
[INFO] [stdout] test extras::tests::continued_fraction_iter_test ... ok
[INFO] [stdout] test ops::tests::negation_test ... ok
[INFO] [stdout] test ops::tests::multiplication_test ... ok
[INFO] [stdout] test ops::tests::add_test ... ok
[INFO] [stdout] test ops::tests::rem_test ... ok
[INFO] [stdout] test ops::tests::division_test ... ok
[INFO] [stdout] test ops::tests::sub_test ... ok
[INFO] [stdout] test tests::fuzz_test ... ok
[INFO] [stdout] test tests::ctor_test ... ok
[INFO] [stdout] test tests::equality_test ... ok
[INFO] [stdout] test tests::hash_test ... ok
[INFO] [stdout] test tests::inverse_test ... ok
[INFO] [stdout] test tests::mixed_fraction_test ... ok
[INFO] [stdout] test tests::ordering_test ... ok
[INFO] [stdout] test ops::tests::sub_assign_test ... ok
[INFO] [stdout] test tests::readme_test ... ok
[INFO] [stdout] test tests::set_denominator_test ... ok
[INFO] [stdout] test tests::set_numerator_test ... ok
[INFO] [stdout] test tests::tuple_from_rational_test ... ok
[INFO] [stdout] test ops::tests::add_assign_test ... ok
[INFO] [stdout] test extras::tests::repeated_test ... ok
[INFO] [stdout] test tests::from_mixed_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rational
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/extras.rs - extras::continued_fraction (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Rational::is_integer (line 217) ... ok
[INFO] [stdout] test src/lib.rs - Rational::integer (line 82) ... ok
[INFO] [stdout] test src/extras.rs - extras::r (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Rational::set_numerator (line 115) ... ok
[INFO] [stdout] test src/lib.rs - Rational::set_denominator (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Rational::is_negative (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Rational::from_mixed (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Rational::mixed_fraction (line 242) ... ok
[INFO] [stdout] test src/extras.rs - extras::gcd (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Rational::denominator (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Rational::numerator (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bef98386702d844c3f48e1f572d7aaf09f7ee210a5d1e0ff10378b410f32f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bef98386702d844c3f48e1f572d7aaf09f7ee210a5d1e0ff10378b410f32f07", kill_on_drop: false }`
[INFO] [stdout] 4bef98386702d844c3f48e1f572d7aaf09f7ee210a5d1e0ff10378b410f32f07