[INFO] updating cached repository https://github.com/demostf/sync-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd938d0ef9ddb2bc0191b8462481e713ad7ae2f4
[INFO] testing demostf/sync-rs against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemostf%2Fsync-rs" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demostf/sync-rs on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/demostf/sync-rs
[INFO] finished tweaking git repo https://github.com/demostf/sync-rs
[INFO] tweaked toml for git repo https://github.com/demostf/sync-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/demostf/sync-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 87b38963d30c712fcb152fbae1367df617b5160e7a55e138ab5517434ea8f4bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "87b38963d30c712fcb152fbae1367df617b5160e7a55e138ab5517434ea8f4bd"`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling unicode-normalization v0.1.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling enum_dispatch v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `"docker" "inspect" "87b38963d30c712fcb152fbae1367df617b5160e7a55e138ab5517434ea8f4bd"`
[INFO] running `"docker" "rm" "-f" "87b38963d30c712fcb152fbae1367df617b5160e7a55e138ab5517434ea8f4bd"`
[INFO] [stdout] 87b38963d30c712fcb152fbae1367df617b5160e7a55e138ab5517434ea8f4bd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6a752ed9ee20c769dc0a2357124c7e68c0bcfd7f57b91197618440ef2800812d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6a752ed9ee20c769dc0a2357124c7e68c0bcfd7f57b91197618440ef2800812d"`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.11.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.5
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling portpicker v0.1.0
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling better-panic v0.2.0
[INFO] [stderr]    Compiling pin-project v0.4.5
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling websocket-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-tls v0.3.0-alpha.6
[INFO] [stderr]    Compiling websocket-lite v0.3.0-alpha.6
[INFO] [stderr]    Compiling sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "6a752ed9ee20c769dc0a2357124c7e68c0bcfd7f57b91197618440ef2800812d"`
[INFO] running `"docker" "rm" "-f" "6a752ed9ee20c769dc0a2357124c7e68c0bcfd7f57b91197618440ef2800812d"`
[INFO] [stdout] 6a752ed9ee20c769dc0a2357124c7e68c0bcfd7f57b91197618440ef2800812d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] cc6569aafd671d0fb0a8394fb38ce10c18710937a2d079878c21096144443b1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cc6569aafd671d0fb0a8394fb38ce10c18710937a2d079878c21096144443b1b"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync-5a3dd3fbda45dd09
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_deserialize ... ok
[INFO] [stdout] test tests::test_create ... ok
[INFO] [stdout] test tests::test_join_non_existing ... ok
[INFO] [stdout] test tests::test_forward_non_owner ... ok
[INFO] [stdout] test tests::test_forward ... ok
[INFO] [stdout] test tests::test_join ... ok
[INFO] [stderr] Backtrace (most recent call first):
[INFO] [stdout] test tests::test_play_owner ... ok
[INFO] [stdout] test tests::test_tick_not_owner ... ok
[INFO] [stdout] test tests::test_play_not_owner ... ok
[INFO] [stdout] test tests::test_tick_owner ... ok
[INFO] [stderr]   File "src/libcore/option.rs", line 1260, in core::option::expect_failed
[INFO] [stderr]   File "rust:src/libcore/option.rs", line 347, in core::option::Option<T>::expect
[INFO] [stderr]   File "src/integration_tests.rs", line 19, in sync::integration_tests::TestHandle::new
[INFO] [stderr]     let port = pick_unused_port().expect("No ports free");
[INFO] [stdout] test integration_tests::integration_tests ... FAILED
[INFO] [stderr]   File "src/integration_tests.rs", line 48, in sync::integration_tests::integration_tests
[INFO] [stdout] 
[INFO] [stderr]     let test = TestHandle::new();
[INFO] [stdout] failures:
[INFO] [stderr]   File "src/integration_tests.rs", line 47, in sync::integration_tests::integration_tests::{{closure}}
[INFO] [stdout] 
[INFO] [stderr]     fn integration_tests() {
[INFO] [stdout] failures:
[INFO] [stderr]   File "rust:src/libcore/ops/function.rs", line 232, in core::ops::function::FnOnce::call_once
[INFO] [stdout]     integration_tests::integration_tests
[INFO] [stderr]   File "rust:src/liballoc/boxed.rs", line 1008, in <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once
[INFO] [stdout] 
[INFO] [stderr]   File "rust:src/libstd/panic.rs", line 318, in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   File "rust:src/libstd/panicking.rs", line 331, in std::panicking::try::do_call
[INFO] [stdout] 
[INFO] [stderr]   File "rust:src/libstd/panicking.rs", line 274, in std::panicking::try
[INFO] [stderr]   File "rust:src/libstd/panic.rs", line 394, in std::panic::catch_unwind
[INFO] [stderr]   File "src/libtest/lib.rs", line 541, in test::run_test_in_process
[INFO] [stderr] 
[INFO] [stderr] The application panicked (crashed).
[INFO] [stderr]   No ports free
[INFO] [stderr] in src/integration_tests.rs, line 19
[INFO] [stderr] thread: integration_tests::integration_tests
[INFO] [stderr] error: test failed, to rerun pass '--bin sync'
[INFO] running `"docker" "inspect" "cc6569aafd671d0fb0a8394fb38ce10c18710937a2d079878c21096144443b1b"`
[INFO] running `"docker" "rm" "-f" "cc6569aafd671d0fb0a8394fb38ce10c18710937a2d079878c21096144443b1b"`
[INFO] [stdout] cc6569aafd671d0fb0a8394fb38ce10c18710937a2d079878c21096144443b1b