[INFO] fetching crate loom 0.3.6...
[INFO] testing loom-0.3.6 against 1.47.0 for beta-1.48-1
[INFO] extracting crate loom 0.3.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate loom 0.3.6 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 317cc9ca234b77245187e81d5ab9ff78498874e9de188bdc1138e8f4fd0b1013
[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" "317cc9ca234b77245187e81d5ab9ff78498874e9de188bdc1138e8f4fd0b1013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "317cc9ca234b77245187e81d5ab9ff78498874e9de188bdc1138e8f4fd0b1013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317cc9ca234b77245187e81d5ab9ff78498874e9de188bdc1138e8f4fd0b1013", kill_on_drop: false }`
[INFO] [stdout] 317cc9ca234b77245187e81d5ab9ff78498874e9de188bdc1138e8f4fd0b1013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca659ae89b508d9c126e2dc85f505ef48a50058ca4c45246de5d6d0abcda2940
[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" "ca659ae89b508d9c126e2dc85f505ef48a50058ca4c45246de5d6d0abcda2940", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling generator v0.6.22
[INFO] [stderr]    Compiling loom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "ca659ae89b508d9c126e2dc85f505ef48a50058ca4c45246de5d6d0abcda2940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca659ae89b508d9c126e2dc85f505ef48a50058ca4c45246de5d6d0abcda2940", kill_on_drop: false }`
[INFO] [stdout] ca659ae89b508d9c126e2dc85f505ef48a50058ca4c45246de5d6d0abcda2940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e44a83c756c4557098142de5cec803d42a43f6dd6af8aab5efe9e53fe98de6c
[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" "2e44a83c756c4557098142de5cec803d42a43f6dd6af8aab5efe9e53fe98de6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling loom v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.47s
[INFO] running `Command { std: "docker" "inspect" "2e44a83c756c4557098142de5cec803d42a43f6dd6af8aab5efe9e53fe98de6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e44a83c756c4557098142de5cec803d42a43f6dd6af8aab5efe9e53fe98de6c", kill_on_drop: false }`
[INFO] [stdout] 2e44a83c756c4557098142de5cec803d42a43f6dd6af8aab5efe9e53fe98de6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5f1fbe61baaa030b2f6745ef94553541c1a4dc8eb00f41609666c8207c02bab
[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" "f5f1fbe61baaa030b2f6745ef94553541c1a4dc8eb00f41609666c8207c02bab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loom-6a5df1a9410df95b
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arc-a894ae2c0e703651
[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 3 tests
[INFO] [stdout] test detect_mem_leak ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic-b14503cffb7b1455
[INFO] [stdout] test sync_in_drop ... ok
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compare_and_swap_reads_old_values ... ignored
[INFO] [stdout] test invalid_unsync_load_relaxed ... ok
[INFO] [stdout] test lazy_static_arc_race ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_int-09c242ee2d754ca6
[INFO] [stdout] test lazy_static_arc_shutdown ... ok
[INFO] [stdout] test legal_load_after_lazy_static ... 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] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_relaxed-d931631d3c35c838
[INFO] [stdout] test atomic_u32::xor ... ok
[INFO] [stdout] test atomic_u16::compare_exchange ... ok
[INFO] [stdout] test atomic_u16::xor ... ok
[INFO] [stdout] test atomic_u32::compare_exchange ... ok
[INFO] [stdout] test atomic_u8::compare_exchange ... ok
[INFO] [stdout] test atomic_usize::compare_exchange ... ok
[INFO] [stdout] test atomic_u8::xor ... ok
[INFO] [stdout] test atomic_usize::xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/condvar-dc3e888fa3039e97
[INFO] [stdout] test check_ordering_valid ... ok
[INFO] [stdout] test compare_and_swap ... ok
[INFO] [stdout] test check_ordering_invalid_1 ... ok
[INFO] [stdout] test check_ordering_invalid_2 ... 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] [stderr]      Running /opt/rustwide/target/debug/deps/fence-1d1475ff19eb31d2
[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/futures-30bdf11dae94200c
[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] [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-8e13ee6030fb8c01
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_sequential_usage ... ok
[INFO] [stdout] test drop_receiver ... ok
[INFO] [stdout] test basic_parallel_usage ... ok
[INFO] [stdout] test commutative_senders ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mutex-fbb9ecf764ae0a1f
[INFO] [stdout] test non_commutative_senders1 ... ok
[INFO] [stdout] test non_commutative_senders2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mutex_establishes_seq_cst ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rwlock-fc0a41e40df34e39
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test rwlock_read_one ... ok
[INFO] [stdout] test rwlock_try_read ... ok
[INFO] [stdout] test rwlock_read_two_write_one ... ok
[INFO] [stdout] test rwlock_write ... ok
[INFO] [stdout] test rwlock_try_write ... 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_regression1-6dbffe066e4a05e6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smoke-78a8cdf30f5ae0e0
[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] [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] [stderr]      Running /opt/rustwide/target/debug/deps/thread_local-a043c6439c7127bd
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test thread_local ... ok
[INFO] [stdout] test nested_with ... ok
[INFO] [stdout] test 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/unsafe_cell-c89dcf1d320faad6
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test atomic_causality_fail ... 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_immut_1 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_mut_2 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_3 ... ok
[INFO] [stdout] test atomic_causality_success ... ok
[INFO] [stdout] test unsafe_cell_ok_2 ... ok
[INFO] [stdout] test unsafe_cell_ok_3 ... ok
[INFO] [stdout] test unsafe_cell_ok_1 ... ok
[INFO] [stdout] test unsafe_cell_access_after_sync ... 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-0a229a2d261c81ad
[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 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... 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" "f5f1fbe61baaa030b2f6745ef94553541c1a4dc8eb00f41609666c8207c02bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f1fbe61baaa030b2f6745ef94553541c1a4dc8eb00f41609666c8207c02bab", kill_on_drop: false }`
[INFO] [stdout] f5f1fbe61baaa030b2f6745ef94553541c1a4dc8eb00f41609666c8207c02bab
