[INFO] fetching crate loom 0.3.6...
[INFO] testing loom-0.3.6 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate loom 0.3.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate loom 0.3.6 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loom 0.3.6
[INFO] finished tweaking crates.io crate loom 0.3.6
[INFO] tweaked toml for crates.io crate loom 0.3.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b6bb81311981a20a617f746ab5158965af2efe0a139c320a59c4daeb5660b58
[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" "5b6bb81311981a20a617f746ab5158965af2efe0a139c320a59c4daeb5660b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6bb81311981a20a617f746ab5158965af2efe0a139c320a59c4daeb5660b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6bb81311981a20a617f746ab5158965af2efe0a139c320a59c4daeb5660b58", kill_on_drop: false }`
[INFO] [stdout] 5b6bb81311981a20a617f746ab5158965af2efe0a139c320a59c4daeb5660b58
[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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7642705d698ba18df724ebdc887b67d237d7079016a2fa3eed3aca50a3edbac0
[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" "7642705d698ba18df724ebdc887b67d237d7079016a2fa3eed3aca50a3edbac0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling generator v0.6.23
[INFO] [stderr]    Compiling loom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "7642705d698ba18df724ebdc887b67d237d7079016a2fa3eed3aca50a3edbac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7642705d698ba18df724ebdc887b67d237d7079016a2fa3eed3aca50a3edbac0", kill_on_drop: false }`
[INFO] [stdout] 7642705d698ba18df724ebdc887b67d237d7079016a2fa3eed3aca50a3edbac0
[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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] d98c4c4591b76f3ce06083f17f65bed72654dac7243473400dd457dea991c203
[INFO] running `Command { std: "docker" "start" "-a" "d98c4c4591b76f3ce06083f17f65bed72654dac7243473400dd457dea991c203", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling loom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "d98c4c4591b76f3ce06083f17f65bed72654dac7243473400dd457dea991c203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98c4c4591b76f3ce06083f17f65bed72654dac7243473400dd457dea991c203", kill_on_drop: false }`
[INFO] [stdout] d98c4c4591b76f3ce06083f17f65bed72654dac7243473400dd457dea991c203
[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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f03f137042cbbdf37507381bbe6ba6a46b8292cb983c0d21a4f653454f8374f
[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" "2f03f137042cbbdf37507381bbe6ba6a46b8292cb983c0d21a4f653454f8374f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loom-a83d82cc6f91e88d
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arc-09d2f4456fd8d484
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test detect_mem_leak ... ok
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test sync_in_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic-0d451b6457b774bc
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compare_and_swap_reads_old_values ... ignored
[INFO] [stdout] test lazy_static_arc_shutdown ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_int-5aa8e4337fcf2725
[INFO] [stdout] test lazy_static_arc_race ... ok
[INFO] [stdout] test legal_load_after_lazy_static ... ok
[INFO] [stdout] test invalid_unsync_load_relaxed ... ok
[INFO] [stdout] test lazy_static_arc_doesnt_leak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test atomic_u16::compare_exchange_weak ... ignored
[INFO] [stdout] test atomic_u32::compare_exchange_weak ... ignored
[INFO] [stdout] test atomic_u8::compare_exchange_weak ... ignored
[INFO] [stdout] test atomic_usize::compare_exchange_weak ... ignored
[INFO] [stdout] test atomic_u16::compare_exchange ... ok
[INFO] [stdout] test atomic_u32::compare_exchange ... ok
[INFO] [stdout] test atomic_u32::xor ... ok
[INFO] [stdout] test atomic_usize::xor ... ok
[INFO] [stdout] test atomic_u16::xor ... ok
[INFO] [stdout] test atomic_usize::compare_exchange ... ok
[INFO] [stdout] test atomic_u8::compare_exchange ... ok
[INFO] [stdout] test atomic_u8::xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_relaxed-64e02864e652ce97
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test check_ordering_invalid_2 ... ok
[INFO] [stdout] test check_ordering_valid ... ok
[INFO] [stdout] test compare_and_swap ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/condvar-b67c5029777e0b5a
[INFO] [stdout] test check_ordering_invalid_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test notify_one ... ok
[INFO] [stdout] test notify_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fence-770fa7b36b20fe92
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_acquire_fence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures-3e45fda7c15eed32
[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] [stderr]      Running /opt/rustwide/target/debug/deps/mpsc-959fd6f34562905d
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test drop_receiver ... ok
[INFO] [stdout] test non_commutative_senders2 ... ok
[INFO] [stdout] test basic_parallel_usage ... ok
[INFO] [stdout] test non_commutative_senders1 ... ok
[INFO] [stdout] test basic_sequential_usage ... ok
[INFO] [stdout] test commutative_senders ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mutex-c6c8aae63dc7b085
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mutex_establishes_seq_cst ... ok
[INFO] [stdout] test mutex_enforces_mutal_exclusion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rwlock-7edfb5ef81ba3dfd
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test rwlock_write ... ok
[INFO] [stdout] test rwlock_read_one ... ok
[INFO] [stdout] test rwlock_try_write ... ok
[INFO] [stdout] test rwlock_try_read ... ok
[INFO] [stdout] test rwlock_read_two_write_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rwlock_regression1-b6a0d90b4940b729
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test rwlock_two_writers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smoke-0ecff8d45446e37e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test checks_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thread_local-201f2616206adbc8
[INFO] [stdout] test nested_with ... ok
[INFO] [stdout] test drop ... ok
[INFO] [stdout] test thread_local ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unsafe_cell-30ba5abcbd965e04
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test atomic_causality_fail ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_1 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_2 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_4 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_5 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_mut_1 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_mut_2 ... ok
[INFO] [stdout] test unsafe_cell_access_after_sync ... ok
[INFO] [stdout] test unsafe_cell_ok_3 ... ok
[INFO] [stdout] test unsafe_cell_ok_2 ... ok
[INFO] [stdout] test atomic_causality_success ... ok
[INFO] [stdout] test unsafe_cell_ok_1 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yield-951444502049fe55
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test yield_completes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loom
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f03f137042cbbdf37507381bbe6ba6a46b8292cb983c0d21a4f653454f8374f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f03f137042cbbdf37507381bbe6ba6a46b8292cb983c0d21a4f653454f8374f", kill_on_drop: false }`
[INFO] [stdout] 2f03f137042cbbdf37507381bbe6ba6a46b8292cb983c0d21a4f653454f8374f