[INFO] fetching crate fail 0.4.0...
[INFO] testing fail-0.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate fail 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate fail 0.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fail 0.4.0
[INFO] finished tweaking crates.io crate fail 0.4.0
[INFO] tweaked toml for crates.io crate fail 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 372a2c0329c2d2800b7247c0410e9d275634f2c66175a2b7de88cdcd4ba0e41d
[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" "372a2c0329c2d2800b7247c0410e9d275634f2c66175a2b7de88cdcd4ba0e41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372a2c0329c2d2800b7247c0410e9d275634f2c66175a2b7de88cdcd4ba0e41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372a2c0329c2d2800b7247c0410e9d275634f2c66175a2b7de88cdcd4ba0e41d", kill_on_drop: false }`
[INFO] [stdout] 372a2c0329c2d2800b7247c0410e9d275634f2c66175a2b7de88cdcd4ba0e41d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a69d866c9f7008ba3a59e490ebb65ea0bd3a7c41b1286b04e63c3cf7936d7a28
[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" "a69d866c9f7008ba3a59e490ebb65ea0bd3a7c41b1286b04e63c3cf7936d7a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling fail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:345:29
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 if c == cnt.compare_and_swap(c, c - 1, Ordering::AcqRel) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "a69d866c9f7008ba3a59e490ebb65ea0bd3a7c41b1286b04e63c3cf7936d7a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69d866c9f7008ba3a59e490ebb65ea0bd3a7c41b1286b04e63c3cf7936d7a28", kill_on_drop: false }`
[INFO] [stdout] a69d866c9f7008ba3a59e490ebb65ea0bd3a7c41b1286b04e63c3cf7936d7a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab555040e9aa636998dcee4926fa7576db71216bb2fcd5c11b06479142285bf
[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" "dab555040e9aa636998dcee4926fa7576db71216bb2fcd5c11b06479142285bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling fail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:345:29
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 if c == cnt.compare_and_swap(c, c - 1, Ordering::AcqRel) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:345:29
[INFO] [stdout]     |
[INFO] [stdout] 345 |                 if c == cnt.compare_and_swap(c, c - 1, Ordering::AcqRel) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "dab555040e9aa636998dcee4926fa7576db71216bb2fcd5c11b06479142285bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab555040e9aa636998dcee4926fa7576db71216bb2fcd5c11b06479142285bf", kill_on_drop: false }`
[INFO] [stdout] dab555040e9aa636998dcee4926fa7576db71216bb2fcd5c11b06479142285bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 852a7cd77001c98d7b1dcd53b91f9b62b9f0d2099fdcfceeb37f364c61760f11
[INFO] running `Command { std: "docker" "start" "-a" "852a7cd77001c98d7b1dcd53b91f9b62b9f0d2099fdcfceeb37f364c61760f11", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout] running 12 tests
[INFO] [stderr]    --> src/lib.rs:345:29
[INFO] [stdout] test tests::test_setup_and_teardown ... ignored
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_print ... ok
[INFO] [stderr] 345 |                 if c == cnt.compare_and_swap(c, c - 1, Ordering::AcqRel) {
[INFO] [stdout] test tests::test_off ... ok
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] test tests::test_has_failpoints ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_parse ... ok
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] test tests::test_return ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::test_frequency_and_count ... ok
[INFO] [stderr] warning: `fail` (lib) generated 1 warning
[INFO] [stderr] warning: `fail` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fail-087120943832d090)
[INFO] [stdout] test tests::test_yield ... ok
[INFO] [stdout] test tests::test_panic - should panic ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-0d348d315eb771e5)
[INFO] [stdout] test tests::test_delay ... ok
[INFO] [stdout] test tests::test_sleep ... ok
[INFO] [stdout] test tests::test_pause ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_callback ... ignored
[INFO] [stdout] test test_condition ... ignored
[INFO] [stdout] test test_delay ... ignored
[INFO] [stdout] test test_freq_and_count ... ignored
[INFO] [stdout] test test_panic ... ignored
[INFO] [stdout] test test_pause ... ignored
[INFO] [stdout] test test_print ... ignored
[INFO] [stdout] test test_return ... ignored
[INFO] [stdout] test test_sleep ... ignored
[INFO] [stderr]    Doc-tests fail
[INFO] [stdout] test test_off ... ok
[INFO] [stdout] test test_yield ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 177) ... ok
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - (line 133) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "852a7cd77001c98d7b1dcd53b91f9b62b9f0d2099fdcfceeb37f364c61760f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852a7cd77001c98d7b1dcd53b91f9b62b9f0d2099fdcfceeb37f364c61760f11", kill_on_drop: false }`
[INFO] [stdout] 852a7cd77001c98d7b1dcd53b91f9b62b9f0d2099fdcfceeb37f364c61760f11