[INFO] fetching crate petname 1.1.1...
[INFO] testing petname-1.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate petname 1.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate petname 1.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petname 1.1.1
[INFO] finished tweaking crates.io crate petname 1.1.1
[INFO] tweaked toml for crates.io crate petname 1.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate petname 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] [stderr]   Downloaded rand v0.8.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 941ea7a1f0e8f4b8969dd90986ec287a9eacd21bc87ea411b0b14900edbc66ee
[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" "941ea7a1f0e8f4b8969dd90986ec287a9eacd21bc87ea411b0b14900edbc66ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "941ea7a1f0e8f4b8969dd90986ec287a9eacd21bc87ea411b0b14900edbc66ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941ea7a1f0e8f4b8969dd90986ec287a9eacd21bc87ea411b0b14900edbc66ee", kill_on_drop: false }`
[INFO] [stdout] 941ea7a1f0e8f4b8969dd90986ec287a9eacd21bc87ea411b0b14900edbc66ee
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ff83f4d3cb2d7bdc3e54c829dd41e82b2941e80f00633b2dc9e2af42a59fde4
[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" "7ff83f4d3cb2d7bdc3e54c829dd41e82b2941e80f00633b2dc9e2af42a59fde4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling petname v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.25s
[INFO] running `Command { std: "docker" "inspect" "7ff83f4d3cb2d7bdc3e54c829dd41e82b2941e80f00633b2dc9e2af42a59fde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff83f4d3cb2d7bdc3e54c829dd41e82b2941e80f00633b2dc9e2af42a59fde4", kill_on_drop: false }`
[INFO] [stdout] 7ff83f4d3cb2d7bdc3e54c829dd41e82b2941e80f00633b2dc9e2af42a59fde4
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 5513361dff6df38b849fd298f60db4e53df17887e9e4daf0a574ca71e4687b9e
[INFO] running `Command { std: "docker" "start" "-a" "5513361dff6df38b849fd298f60db4e53df17887e9e4daf0a574ca71e4687b9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling petname v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "5513361dff6df38b849fd298f60db4e53df17887e9e4daf0a574ca71e4687b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5513361dff6df38b849fd298f60db4e53df17887e9e4daf0a574ca71e4687b9e", kill_on_drop: false }`
[INFO] [stdout] 5513361dff6df38b849fd298f60db4e53df17887e9e4daf0a574ca71e4687b9e
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d74651b6ab3317f4506d64ebe9e430fa8050d21298112cc82563ee290e184722
[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" "d74651b6ab3317f4506d64ebe9e430fa8050d21298112cc82563ee290e184722", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/petname-c4753ed4fcca0167)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/petname-b4b3e1064084331c)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-d4e115e64fa8222b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests petname
[INFO] [stdout] running 10 tests
[INFO] [stdout] test default_petnames_has_adjectives ... ok
[INFO] [stdout] test retain_applies_given_predicate ... ok
[INFO] [stdout] test default_petnames_has_names ... ok
[INFO] [stdout] test petname_renders_with_desired_separator ... ok
[INFO] [stdout] test petnames_iter_has_cardinality ... ok
[INFO] [stdout] test generate_uses_adverb_adjective_name ... ok
[INFO] [stdout] test petnames_iter_yields_names ... ok
[INFO] [stdout] test default_petnames_has_adverbs ... ok
[INFO] [stdout] test default_petnames_has_non_zero_cardinality ... ok
[INFO] [stdout] test petname_renders_desired_number_of_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Petnames::retain (line 91) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::generate (line 132) ... ok
[INFO] [stdout] test src/lib.rs - Petnames::iter (line 172) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d74651b6ab3317f4506d64ebe9e430fa8050d21298112cc82563ee290e184722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74651b6ab3317f4506d64ebe9e430fa8050d21298112cc82563ee290e184722", kill_on_drop: false }`
[INFO] [stdout] d74651b6ab3317f4506d64ebe9e430fa8050d21298112cc82563ee290e184722