[INFO] fetching crate factorial 0.2.1...
[INFO] testing factorial-0.2.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate factorial 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate factorial 0.2.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate factorial 0.2.1
[INFO] finished tweaking crates.io crate factorial 0.2.1
[INFO] tweaked toml for crates.io crate factorial 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bf6d5fc85106981e46534a9ddf1a21a086fd1ff0a780380922272ce581e1455
[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" "5bf6d5fc85106981e46534a9ddf1a21a086fd1ff0a780380922272ce581e1455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bf6d5fc85106981e46534a9ddf1a21a086fd1ff0a780380922272ce581e1455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf6d5fc85106981e46534a9ddf1a21a086fd1ff0a780380922272ce581e1455", kill_on_drop: false }`
[INFO] [stdout] 5bf6d5fc85106981e46534a9ddf1a21a086fd1ff0a780380922272ce581e1455
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 014e9ef3e584815d995936a0d8db5165590f2b80c178f4136ac92abef9f86a09
[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" "014e9ef3e584815d995936a0d8db5165590f2b80c178f4136ac92abef9f86a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling factorial v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "014e9ef3e584815d995936a0d8db5165590f2b80c178f4136ac92abef9f86a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014e9ef3e584815d995936a0d8db5165590f2b80c178f4136ac92abef9f86a09", kill_on_drop: false }`
[INFO] [stdout] 014e9ef3e584815d995936a0d8db5165590f2b80c178f4136ac92abef9f86a09
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 41352067d4d2e98104332c09bd904277c930ea57250e1a84b97128d464ce470b
[INFO] running `Command { std: "docker" "start" "-a" "41352067d4d2e98104332c09bd904277c930ea57250e1a84b97128d464ce470b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling factorial v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "41352067d4d2e98104332c09bd904277c930ea57250e1a84b97128d464ce470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41352067d4d2e98104332c09bd904277c930ea57250e1a84b97128d464ce470b", kill_on_drop: false }`
[INFO] [stdout] 41352067d4d2e98104332c09bd904277c930ea57250e1a84b97128d464ce470b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31e6eaf54f58c6f04f66d27e87451673a8c9e64ecf31f3bcd3207cec3b6b16f5
[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" "31e6eaf54f58c6f04f66d27e87451673a8c9e64ecf31f3bcd3207cec3b6b16f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/factorial-218df576f12a278b)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::zero_double_fact_is_one ... ok
[INFO] [stdout] test tests::two_fact_is_two ... ok
[INFO] [stdout] test tests::two_double_fact_is_two ... ok
[INFO] [stdout] test tests::too_large_safe_double_fact ... ok
[INFO] [stdout] test tests::too_large_safe ... ok
[INFO] [stdout] test tests::seven_double_fact ... ok
[INFO] [stdout] test tests::ten_double_fact ... ok
[INFO] [stdout] test tests::one_double_fact_is_two ... ok
[INFO] [stdout] test tests::biguint_support ... ok
[INFO] [stdout] test tests::zero_fact_is_one ... ok
[INFO] [stdout] test tests::ten_fact ... ok
[INFO] [stdout] test tests::one_fact_is_one ... ok
[INFO] [stdout] test tests::too_large_double_fact - should panic ... ok
[INFO] [stderr]    Doc-tests factorial
[INFO] [stdout] test tests::too_large - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Factorial::checked_factorial (line 23) ... ok
[INFO] [stdout] test src/lib.rs - Factorial::factorial (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31e6eaf54f58c6f04f66d27e87451673a8c9e64ecf31f3bcd3207cec3b6b16f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e6eaf54f58c6f04f66d27e87451673a8c9e64ecf31f3bcd3207cec3b6b16f5", kill_on_drop: false }`
[INFO] [stdout] 31e6eaf54f58c6f04f66d27e87451673a8c9e64ecf31f3bcd3207cec3b6b16f5