[INFO] fetching crate flamescope 0.1.1... [INFO] testing flamescope-0.1.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate flamescope 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate flamescope 0.1.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate flamescope 0.1.1 [INFO] finished tweaking crates.io crate flamescope 0.1.1 [INFO] tweaked toml for crates.io crate flamescope 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b040a194b3de69b3aced77489f90c4d42248ebf4dfe348cebe6ba15c75f54d6 [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" "1b040a194b3de69b3aced77489f90c4d42248ebf4dfe348cebe6ba15c75f54d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b040a194b3de69b3aced77489f90c4d42248ebf4dfe348cebe6ba15c75f54d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b040a194b3de69b3aced77489f90c4d42248ebf4dfe348cebe6ba15c75f54d6", kill_on_drop: false }` [INFO] [stdout] 1b040a194b3de69b3aced77489f90c4d42248ebf4dfe348cebe6ba15c75f54d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d049605f1062ef0b6466c644942464ba1da99a4b8b640801e02db916a784637 [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" "6d049605f1062ef0b6466c644942464ba1da99a4b8b640801e02db916a784637", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stderr] Compiling flame v0.2.2 [INFO] [stderr] Compiling flamescope v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.99s [INFO] running `Command { std: "docker" "inspect" "6d049605f1062ef0b6466c644942464ba1da99a4b8b640801e02db916a784637", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d049605f1062ef0b6466c644942464ba1da99a4b8b640801e02db916a784637", kill_on_drop: false }` [INFO] [stdout] 6d049605f1062ef0b6466c644942464ba1da99a4b8b640801e02db916a784637 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b8be9edc0ade1905e04399564a951ac8fdd3e5ec9a6ef8b361584fa3364a16d [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" "6b8be9edc0ade1905e04399564a951ac8fdd3e5ec9a6ef8b361584fa3364a16d", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling flamescope v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "6b8be9edc0ade1905e04399564a951ac8fdd3e5ec9a6ef8b361584fa3364a16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b8be9edc0ade1905e04399564a951ac8fdd3e5ec9a6ef8b361584fa3364a16d", kill_on_drop: false }` [INFO] [stdout] 6b8be9edc0ade1905e04399564a951ac8fdd3e5ec9a6ef8b361584fa3364a16d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 98b6e0cf65c2a0df9836c5cc7e092f314f6630b3d6b118ace39dacd030a4a468 [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" "98b6e0cf65c2a0df9836c5cc7e092f314f6630b3d6b118ace39dacd030a4a468", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/flamescope-cd880550e487ef35 [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test tests::test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test stdout ---- [INFO] [stdout] thread 'tests::test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`', src/lib.rs:114:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55bd3588ae90 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55bd3588ae90 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55bd3588ae90 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55bd3588ae90 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55bd358ae9bc - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55bd35887332 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x55bd3588d6c5 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55bd3588d6c5 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55bd3588d6c5 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55bd3588d252 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55bd3588de61 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x55bd3588d9a7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x55bd3588b34c - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55bd3588d909 - rust_begin_unwind [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x55bd3588d8bb - std::panicking::begin_panic_fmt::h37a25c59c4d54517 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:435:5 [INFO] [stdout] 15: 0x55bd3581dd72 - flamescope::tests::test::hb9f6da8227f3db9f [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:114:17 [INFO] [stdout] 16: 0x55bd3581d45a - flamescope::tests::test::{{closure}}::h879e56a1d1820604 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:101:5 [INFO] [stdout] 17: 0x55bd35817dae - core::ops::function::FnOnce::call_once::hac709e082abb2b8e [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 18: 0x55bd35846623 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x55bd35846623 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:516:5 [INFO] [stdout] 20: 0x55bd35844d18 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 21: 0x55bd35844d18 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9 [INFO] [stdout] 22: 0x55bd35844d18 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x55bd35844d18 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x55bd35844d18 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x55bd35844d18 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:538:18 [INFO] [stdout] 26: 0x55bd35844d18 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:449:39 [INFO] [stdout] 27: 0x55bd3581f306 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 28: 0x55bd35823acd - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 29: 0x55bd35823acd - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9 [INFO] [stdout] 30: 0x55bd35823acd - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40 [INFO] [stdout] 31: 0x55bd35823acd - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19 [INFO] [stdout] 32: 0x55bd35823acd - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14 [INFO] [stdout] 33: 0x55bd35823acd - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 34: 0x55bd35823acd - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 35: 0x55bd3589344a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 36: 0x55bd3589344a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 37: 0x55bd3589344a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 38: 0x7fdc81315609 - start_thread [INFO] [stdout] 39: 0x7fdc810e7293 - clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "98b6e0cf65c2a0df9836c5cc7e092f314f6630b3d6b118ace39dacd030a4a468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98b6e0cf65c2a0df9836c5cc7e092f314f6630b3d6b118ace39dacd030a4a468", kill_on_drop: false }` [INFO] [stdout] 98b6e0cf65c2a0df9836c5cc7e092f314f6630b3d6b118ace39dacd030a4a468