[INFO] fetching crate loom 0.3.5...
[INFO] testing loom-0.3.5 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate loom 0.3.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate loom 0.3.5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loom 0.3.5
[INFO] finished tweaking crates.io crate loom 0.3.5
[INFO] tweaked toml for crates.io crate loom 0.3.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 8f283b35de90dcda78e510f4d19c1da1f3254463e4246808ffb154591f03995a
[INFO] running `Command { std: "docker" "start" "-a" "8f283b35de90dcda78e510f4d19c1da1f3254463e4246808ffb154591f03995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f283b35de90dcda78e510f4d19c1da1f3254463e4246808ffb154591f03995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f283b35de90dcda78e510f4d19c1da1f3254463e4246808ffb154591f03995a", kill_on_drop: false }`
[INFO] [stdout] 8f283b35de90dcda78e510f4d19c1da1f3254463e4246808ffb154591f03995a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 789d0c12993612097b9d834430603d94ed7b3c5cf75f2b38169404d413e4654e
[INFO] running `Command { std: "docker" "start" "-a" "789d0c12993612097b9d834430603d94ed7b3c5cf75f2b38169404d413e4654e", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generator v0.6.21
[INFO] [stderr]    Compiling loom v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.91s
[INFO] running `Command { std: "docker" "inspect" "789d0c12993612097b9d834430603d94ed7b3c5cf75f2b38169404d413e4654e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789d0c12993612097b9d834430603d94ed7b3c5cf75f2b38169404d413e4654e", kill_on_drop: false }`
[INFO] [stdout] 789d0c12993612097b9d834430603d94ed7b3c5cf75f2b38169404d413e4654e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c1a9200769972d457a2329b8b052e1573476cc85fe2fc6c30bdae02f1d4d2a0
[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" "3c1a9200769972d457a2329b8b052e1573476cc85fe2fc6c30bdae02f1d4d2a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling loom v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "3c1a9200769972d457a2329b8b052e1573476cc85fe2fc6c30bdae02f1d4d2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1a9200769972d457a2329b8b052e1573476cc85fe2fc6c30bdae02f1d4d2a0", kill_on_drop: false }`
[INFO] [stdout] 3c1a9200769972d457a2329b8b052e1573476cc85fe2fc6c30bdae02f1d4d2a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 629e1e9b781611b84f3eb92b35407c5b1b65a0a98eb329f034089a41160116c1
[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" "629e1e9b781611b84f3eb92b35407c5b1b65a0a98eb329f034089a41160116c1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loom-bdb654cfb78e0dcb
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arc-fbb1dec9361e9eaf
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sync_in_drop ... ok
[INFO] [stdout] test basic_usage ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic-db67671efdd149c6
[INFO] [stdout] test detect_mem_leak ... 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 lazy_static_arc_doesnt_leak ... ok
[INFO] [stdout] test lazy_static_arc_shutdown ... ok
[INFO] [stdout] test legal_load_after_lazy_static ... ok
[INFO] [stdout] test lazy_static_arc_race ... ok
[INFO] [stdout] test invalid_unsync_load_relaxed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_int-3d5523645a0db243
[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_u32::compare_exchange ... ok
[INFO] [stdout] test atomic_u32::xor ... ok
[INFO] [stdout] test atomic_usize::compare_exchange ... ok
[INFO] [stdout] test atomic_u8::xor ... ok
[INFO] [stdout] test atomic_u8::compare_exchange ... ok
[INFO] [stdout] test atomic_u16::xor ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_relaxed-014acc2ece4fef67
[INFO] [stdout] test atomic_u16::compare_exchange ... 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] [stdout] test check_ordering_invalid_2 ... ok
[INFO] [stdout] test check_ordering_invalid_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/condvar-6186ba5480077976
[INFO] [stdout] test compare_and_swap ... ok
[INFO] [stdout] test check_ordering_valid ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fence-d19d1cc6c2c6b201
[INFO] [stdout] test basic_acquire_fence ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures-b5777fc542c8da2e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mpsc-a0528a4bfacce3a5
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_parallel_usage ... ok
[INFO] [stdout] test drop_receiver ... ok
[INFO] [stdout] test basic_sequential_usage ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mutex-62acdd39d56a7be6
[INFO] [stdout] test non_commutative_senders1 ... ok
[INFO] [stdout] test commutative_senders ... 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-7a79813aa8ef75f3
[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_write ... ok
[INFO] [stdout] test rwlock_try_write ... ok
[INFO] [stdout] test rwlock_read_one ... ok
[INFO] [stdout] test rwlock_try_read ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rwlock_regression1-bbf8d3c1c5909444
[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] [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-a89ac526f789f669
[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-6c12e7e34af234e6
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test drop ... ok
[INFO] [stdout] test nested_with ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unsafe_cell-bcdc883077741e3f
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test unsafe_cell_race_mut_immut_5 ... ok
[INFO] [stdout] test atomic_causality_fail ... ok
[INFO] [stdout] test unsafe_cell_access_after_sync ... ok
[INFO] [stdout] test unsafe_cell_race_mut_mut_1 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_immut_4 ... 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_3 ... ok
[INFO] [stdout] test unsafe_cell_race_mut_mut_2 ... ok
[INFO] [stdout] test atomic_causality_success ... ok
[INFO] [stdout] test unsafe_cell_ok_3 ... ok
[INFO] [stdout] test unsafe_cell_ok_1 ... ok
[INFO] [stdout] test unsafe_cell_ok_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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]      Running /opt/rustwide/target/debug/deps/yield-ba2260d0be312a89
[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" "629e1e9b781611b84f3eb92b35407c5b1b65a0a98eb329f034089a41160116c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "629e1e9b781611b84f3eb92b35407c5b1b65a0a98eb329f034089a41160116c1", kill_on_drop: false }`
[INFO] [stdout] 629e1e9b781611b84f3eb92b35407c5b1b65a0a98eb329f034089a41160116c1