[INFO] fetching crate flow_arena 0.4.4...
[INFO] testing flow_arena-0.4.4 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate flow_arena 0.4.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate flow_arena 0.4.4 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flow_arena 0.4.4
[INFO] finished tweaking crates.io crate flow_arena 0.4.4
[INFO] tweaked toml for crates.io crate flow_arena 0.4.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c398aeb56bb59b488026ecb047513fd0d282f5530d21b40d3a2c77a3122f1ef7
[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" "c398aeb56bb59b488026ecb047513fd0d282f5530d21b40d3a2c77a3122f1ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c398aeb56bb59b488026ecb047513fd0d282f5530d21b40d3a2c77a3122f1ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c398aeb56bb59b488026ecb047513fd0d282f5530d21b40d3a2c77a3122f1ef7", kill_on_drop: false }`
[INFO] [stdout] c398aeb56bb59b488026ecb047513fd0d282f5530d21b40d3a2c77a3122f1ef7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c86a18585eec51b0b2188a8be54e200d616085c6ba5a96ff38fb0ca0a7bf11
[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" "87c86a18585eec51b0b2188a8be54e200d616085c6ba5a96ff38fb0ca0a7bf11", kill_on_drop: false }`
[INFO] [stderr]    Compiling flow_arena v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "87c86a18585eec51b0b2188a8be54e200d616085c6ba5a96ff38fb0ca0a7bf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c86a18585eec51b0b2188a8be54e200d616085c6ba5a96ff38fb0ca0a7bf11", kill_on_drop: false }`
[INFO] [stdout] 87c86a18585eec51b0b2188a8be54e200d616085c6ba5a96ff38fb0ca0a7bf11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eea22fcd7ba3afcb8d8df9c14b250fc13999b7277856487f2cc4164a2e465b2
[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" "5eea22fcd7ba3afcb8d8df9c14b250fc13999b7277856487f2cc4164a2e465b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling flow_arena v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "5eea22fcd7ba3afcb8d8df9c14b250fc13999b7277856487f2cc4164a2e465b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eea22fcd7ba3afcb8d8df9c14b250fc13999b7277856487f2cc4164a2e465b2", kill_on_drop: false }`
[INFO] [stdout] 5eea22fcd7ba3afcb8d8df9c14b250fc13999b7277856487f2cc4164a2e465b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b33e75f2cafaf00569d6eebc13c315e01dd2e7e8cfcec4aab5a070628c5e774
[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" "6b33e75f2cafaf00569d6eebc13c315e01dd2e7e8cfcec4aab5a070628c5e774", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flow_arena-26cdf82de0983842)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test arena::tests::flow_dock ... ok
[INFO] [stdout] test arena::tests::main_test ... ok
[INFO] [stdout] test arena::tests::iter ... ok
[INFO] [stdout] test arena::tests::serde ... ok
[INFO] [stdout] test arena::tests::offspring_ownership ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flow_arena
[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] running `Command { std: "docker" "inspect" "6b33e75f2cafaf00569d6eebc13c315e01dd2e7e8cfcec4aab5a070628c5e774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b33e75f2cafaf00569d6eebc13c315e01dd2e7e8cfcec4aab5a070628c5e774", kill_on_drop: false }`
[INFO] [stdout] 6b33e75f2cafaf00569d6eebc13c315e01dd2e7e8cfcec4aab5a070628c5e774
