[INFO] fetching crate clobber 0.3.0... [INFO] testing clobber-0.3.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate clobber 0.3.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate clobber 0.3.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clobber 0.3.0 [INFO] finished tweaking crates.io crate clobber 0.3.0 [INFO] tweaked toml for crates.io crate clobber 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate clobber 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b27898d56fef978b867c610073cd4faead49e8d8818c775939e885a8cbe9baa [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" "1b27898d56fef978b867c610073cd4faead49e8d8818c775939e885a8cbe9baa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b27898d56fef978b867c610073cd4faead49e8d8818c775939e885a8cbe9baa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b27898d56fef978b867c610073cd4faead49e8d8818c775939e885a8cbe9baa", kill_on_drop: false }` [INFO] [stdout] 1b27898d56fef978b867c610073cd4faead49e8d8818c775939e885a8cbe9baa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] a1322c4a9641a4c3a3da8bea7576ff373244d58f56a2136d21b4dea7733aae0a [INFO] running `Command { std: "docker" "start" "-a" "a1322c4a9641a4c3a3da8bea7576ff373244d58f56a2136d21b4dea7733aae0a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v1.0.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling spin_sleep v0.3.7 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling async-task v1.0.0 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling fern v0.5.8 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling chrono v0.4.7 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling toml v0.5.5 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling ctrlc v3.1.3 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-timer v0.3.0 [INFO] [stderr] Compiling async-std v0.99.4 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling byte-mutator v0.1.1 [INFO] [stderr] Compiling clobber v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.10s [INFO] running `Command { std: "docker" "inspect" "a1322c4a9641a4c3a3da8bea7576ff373244d58f56a2136d21b4dea7733aae0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1322c4a9641a4c3a3da8bea7576ff373244d58f56a2136d21b4dea7733aae0a", kill_on_drop: false }` [INFO] [stdout] a1322c4a9641a4c3a3da8bea7576ff373244d58f56a2136d21b4dea7733aae0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 0a0f0cae439e9d1a611e9d08849839ff7caa42d5ed3dfb7d6534c8f4c076afd3 [INFO] running `Command { std: "docker" "start" "-a" "0a0f0cae439e9d1a611e9d08849839ff7caa42d5ed3dfb7d6534c8f4c076afd3", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling bstr v0.2.7 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling tinytemplate v1.0.2 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling clobber v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 18.09s [INFO] running `Command { std: "docker" "inspect" "0a0f0cae439e9d1a611e9d08849839ff7caa42d5ed3dfb7d6534c8f4c076afd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a0f0cae439e9d1a611e9d08849839ff7caa42d5ed3dfb7d6534c8f4c076afd3", kill_on_drop: false }` [INFO] [stdout] 0a0f0cae439e9d1a611e9d08849839ff7caa42d5ed3dfb7d6534c8f4c076afd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] 74c078246a6642cfe8e470daa37506072f2e65a7ff0aa474cf3b36fbec506b6f [INFO] running `Command { std: "docker" "start" "-a" "74c078246a6642cfe8e470daa37506072f2e65a7ff0aa474cf3b36fbec506b6f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clobber-d5b3ace36559eb5d) [INFO] [stdout] test tcp::tests::test_write ... ok [INFO] [stdout] test tcp::tests::test_read ... ok [INFO] [stdout] test tcp::tests::test_connect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clobber-1fe5d9af866db354) [INFO] [stdout] [INFO] [stderr] Running tests/test_tcp_clobber.rs (/opt/rustwide/target/debug/deps/test_tcp_clobber-a53c5b30627ac6a0) [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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test with_fuzz_config ... ok [INFO] [stdout] test rateless_with_duration ... ok [INFO] [stdout] test single_thread_limited_rate_and_total ... ok [INFO] [stderr] Doc-tests clobber [INFO] [stdout] test multi_thread_limited_rate_and_total ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.06s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "74c078246a6642cfe8e470daa37506072f2e65a7ff0aa474cf3b36fbec506b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74c078246a6642cfe8e470daa37506072f2e65a7ff0aa474cf3b36fbec506b6f", kill_on_drop: false }` [INFO] [stdout] 74c078246a6642cfe8e470daa37506072f2e65a7ff0aa474cf3b36fbec506b6f