[INFO] fetching crate fallible_collections 0.4.3...
[INFO] testing fallible_collections-0.4.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fallible_collections 0.4.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fallible_collections 0.4.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fallible_collections 0.4.3
[INFO] finished tweaking crates.io crate fallible_collections 0.4.3
[INFO] tweaked toml for crates.io crate fallible_collections 0.4.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc5d9d45b48030a2733efb9c12a0f915fbc9a83abee5506dbb30a161c5a9d54
[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" "2cc5d9d45b48030a2733efb9c12a0f915fbc9a83abee5506dbb30a161c5a9d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc5d9d45b48030a2733efb9c12a0f915fbc9a83abee5506dbb30a161c5a9d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc5d9d45b48030a2733efb9c12a0f915fbc9a83abee5506dbb30a161c5a9d54", kill_on_drop: false }`
[INFO] [stdout] 2cc5d9d45b48030a2733efb9c12a0f915fbc9a83abee5506dbb30a161c5a9d54
[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" "+1.55.0" "build" "--frozen" "--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] ed550363913788e38f1660bcc792e7644848d077261d01fa90b64693f00f3fea
[INFO] running `Command { std: "docker" "start" "-a" "ed550363913788e38f1660bcc792e7644848d077261d01fa90b64693f00f3fea", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fallible_collections v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "ed550363913788e38f1660bcc792e7644848d077261d01fa90b64693f00f3fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed550363913788e38f1660bcc792e7644848d077261d01fa90b64693f00f3fea", kill_on_drop: false }`
[INFO] [stdout] ed550363913788e38f1660bcc792e7644848d077261d01fa90b64693f00f3fea
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e02125b3c20833f893d0740fa7018949026f9b2d0222bbdd106cf6c4b48ba6
[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" "d3e02125b3c20833f893d0740fa7018949026f9b2d0222bbdd106cf6c4b48ba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling fallible_collections v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "d3e02125b3c20833f893d0740fa7018949026f9b2d0222bbdd106cf6c4b48ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e02125b3c20833f893d0740fa7018949026f9b2d0222bbdd106cf6c4b48ba6", kill_on_drop: false }`
[INFO] [stdout] d3e02125b3c20833f893d0740fa7018949026f9b2d0222bbdd106cf6c4b48ba6
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42c35b495f476d67dd9970d834d98f83ce4ede2ea75e59a3acb2ce47cc227e9b
[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" "42c35b495f476d67dd9970d834d98f83ce4ede2ea75e59a3acb2ce47cc227e9b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 23 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fallible_collections-3cf65fc09f9fd8a8)
[INFO] [stdout] test arc::test::fallible_rc ... ok
[INFO] [stdout] test vec::tests::capacity_overflow ... ok
[INFO] [stdout] test vec::tests::extend_from_slice ... ok
[INFO] [stdout] test vec::tests::oom ... ok
[INFO] [stdout] test vec::tests::try_clone_oom ... ok
[INFO] [stdout] test vec::tests::try_clone_vec ... ok
[INFO] [stdout] test vec::tests::try_extend_zst ... ok
[INFO] [stdout] test rc::test::fallible_rc ... ok
[INFO] [stdout] test vec::tests::try_reserve_idempotent ... ok
[INFO] [stdout] test vec::tests::try_reserve_zst ... ok
[INFO] [stdout] test hashmap::tryhashmap_oom ... ok
[INFO] [stdout] test format::tests::format ... ok
[INFO] [stdout] test boxed::tests::trybox_zst ... ok
[INFO] [stdout] test vec::tests::tryvec_oom ... ok
[INFO] [stdout] test vec::tests::tryvec_reserve ... ok
[INFO] [stdout] test vec::tests::tryvec_reserve_idempotent ... ok
[INFO] [stdout] test vec::tests::tryvec_try_clone_oom ... ok
[INFO] [stdout] test vec::tests::tryvec_extend_from_slice ... ok
[INFO] [stdout] test vec::tests::tryvec_capacity_overflow ... ok
[INFO] [stdout] test boxed::tests::trybox_deref ... ok
[INFO] [stdout] test boxed::tests::boxed ... ok
[INFO] [stdout] test boxed::tests::trybox_as_deref ... ok
[INFO] [stderr]    Doc-tests fallible_collections
[INFO] [stdout] test vec::tests::try_reserve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - TryClone (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42c35b495f476d67dd9970d834d98f83ce4ede2ea75e59a3acb2ce47cc227e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c35b495f476d67dd9970d834d98f83ce4ede2ea75e59a3acb2ce47cc227e9b", kill_on_drop: false }`
[INFO] [stdout] 42c35b495f476d67dd9970d834d98f83ce4ede2ea75e59a3acb2ce47cc227e9b