[INFO] fetching crate dahl-bellnumber 0.1.1...
[INFO] testing dahl-bellnumber-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate dahl-bellnumber 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dahl-bellnumber 0.1.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dahl-bellnumber 0.1.1
[INFO] finished tweaking crates.io crate dahl-bellnumber 0.1.1
[INFO] tweaked toml for crates.io crate dahl-bellnumber 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fbe07f3c1c9da5dd6cd548407749a362ca589cecf735e37549745070f7e2970
[INFO] running `Command { std: "docker" "start" "-a" "7fbe07f3c1c9da5dd6cd548407749a362ca589cecf735e37549745070f7e2970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbe07f3c1c9da5dd6cd548407749a362ca589cecf735e37549745070f7e2970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbe07f3c1c9da5dd6cd548407749a362ca589cecf735e37549745070f7e2970", kill_on_drop: false }`
[INFO] [stdout] 7fbe07f3c1c9da5dd6cd548407749a362ca589cecf735e37549745070f7e2970
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 594023b6bb6a6a32fc19a9e65bba293a32e0ac57db6afd6336355392abf17774
[INFO] running `Command { std: "docker" "start" "-a" "594023b6bb6a6a32fc19a9e65bba293a32e0ac57db6afd6336355392abf17774", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling dahl-bellnumber v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "594023b6bb6a6a32fc19a9e65bba293a32e0ac57db6afd6336355392abf17774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594023b6bb6a6a32fc19a9e65bba293a32e0ac57db6afd6336355392abf17774", kill_on_drop: false }`
[INFO] [stdout] 594023b6bb6a6a32fc19a9e65bba293a32e0ac57db6afd6336355392abf17774
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e5ab2e4b9b5c95fcd0e018fa4f963ba776b12688b307fcf07c67f2bb42fb39
[INFO] running `Command { std: "docker" "start" "-a" "b3e5ab2e4b9b5c95fcd0e018fa4f963ba776b12688b307fcf07c67f2bb42fb39", kill_on_drop: false }`
[INFO] [stderr]    Compiling dahl-bellnumber v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b3e5ab2e4b9b5c95fcd0e018fa4f963ba776b12688b307fcf07c67f2bb42fb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e5ab2e4b9b5c95fcd0e018fa4f963ba776b12688b307fcf07c67f2bb42fb39", kill_on_drop: false }`
[INFO] [stdout] b3e5ab2e4b9b5c95fcd0e018fa4f963ba776b12688b307fcf07c67f2bb42fb39
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91b0b7526e5508a68ebe441102a943b4811e9eea69217b6bd7cbddc6e01ea25f
[INFO] running `Command { std: "docker" "start" "-a" "91b0b7526e5508a68ebe441102a943b4811e9eea69217b6bd7cbddc6e01ea25f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dahl_bellnumber-2a1208b3e125ecde)
[INFO] [stdout] test tests::test_lbell ... ok
[INFO] [stderr]    Doc-tests dahl-bellnumber
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - lbell (line 54) ... ok
[INFO] [stdout] test src/lib.rs - bell (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91b0b7526e5508a68ebe441102a943b4811e9eea69217b6bd7cbddc6e01ea25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b0b7526e5508a68ebe441102a943b4811e9eea69217b6bd7cbddc6e01ea25f", kill_on_drop: false }`
[INFO] [stdout] 91b0b7526e5508a68ebe441102a943b4811e9eea69217b6bd7cbddc6e01ea25f