[INFO] fetching crate atom 0.3.6...
[INFO] testing atom-0.3.6 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate atom 0.3.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate atom 0.3.6 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atom 0.3.6
[INFO] finished tweaking crates.io crate atom 0.3.6
[INFO] tweaked toml for crates.io crate atom 0.3.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate atom 0.3.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] 3a76d8ab550122381242563cd0ed47b267f7fdf03d0cc63058d96819e669ca6e
[INFO] running `Command { std: "docker" "start" "-a" "3a76d8ab550122381242563cd0ed47b267f7fdf03d0cc63058d96819e669ca6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a76d8ab550122381242563cd0ed47b267f7fdf03d0cc63058d96819e669ca6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a76d8ab550122381242563cd0ed47b267f7fdf03d0cc63058d96819e669ca6e", kill_on_drop: false }`
[INFO] [stdout] 3a76d8ab550122381242563cd0ed47b267f7fdf03d0cc63058d96819e669ca6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e9d5321cfb9e1b4d324dfe914a5f6314a7e02da16e6827790d0c03e09d0e05
[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" "f2e9d5321cfb9e1b4d324dfe914a5f6314a7e02da16e6827790d0c03e09d0e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling atom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f2e9d5321cfb9e1b4d324dfe914a5f6314a7e02da16e6827790d0c03e09d0e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e9d5321cfb9e1b4d324dfe914a5f6314a7e02da16e6827790d0c03e09d0e05", kill_on_drop: false }`
[INFO] [stdout] f2e9d5321cfb9e1b4d324dfe914a5f6314a7e02da16e6827790d0c03e09d0e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bb297de3834807f5830adf7275f1736b435ce3cc7b0eb89da5a25a8ccfaa3dd
[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" "3bb297de3834807f5830adf7275f1736b435ce3cc7b0eb89da5a25a8ccfaa3dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling atom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> examples/fifo.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for _ in (0..THREADS) {
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> examples/fifo.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |             for _ in (0..10_000) {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "3bb297de3834807f5830adf7275f1736b435ce3cc7b0eb89da5a25a8ccfaa3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb297de3834807f5830adf7275f1736b435ce3cc7b0eb89da5a25a8ccfaa3dd", kill_on_drop: false }`
[INFO] [stdout] 3bb297de3834807f5830adf7275f1736b435ce3cc7b0eb89da5a25a8ccfaa3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc48e9b4054c1063b1e677db4a22de31f832d3283b4c499c0bd2cb1621df5530
[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" "fc48e9b4054c1063b1e677db4a22de31f832d3283b4c499c0bd2cb1621df5530", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> examples/fifo.rs:43:14
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for _ in (0..THREADS) {
[INFO] [stderr]    |              ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> examples/fifo.rs:49:22
[INFO] [stderr]    |
[INFO] [stderr] 49 |             for _ in (0..10_000) {
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atom-bcf5772035436d5d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atom-f3e72e9d2597f267
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test ensure_drop_arc ... ok
[INFO] [stdout] test take ... ok
[INFO] [stdout] test swap ... ok
[INFO] [stdout] test set_if_none ... ok
[INFO] [stdout] test lifo_drop ... ok
[INFO] [stdout] test lifo ... ok
[INFO] [stdout] test get_arc ... ok
[INFO] [stderr]    Doc-tests atom
[INFO] [stdout] test get ... ok
[INFO] [stdout] test ensure_drop ... ok
[INFO] [stdout] test ensure_send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc48e9b4054c1063b1e677db4a22de31f832d3283b4c499c0bd2cb1621df5530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc48e9b4054c1063b1e677db4a22de31f832d3283b4c499c0bd2cb1621df5530", kill_on_drop: false }`
[INFO] [stdout] fc48e9b4054c1063b1e677db4a22de31f832d3283b4c499c0bd2cb1621df5530