[INFO] fetching crate scantool 0.1.0... [INFO] testing scantool-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate scantool 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate scantool 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scantool 0.1.0 [INFO] finished tweaking crates.io crate scantool 0.1.0 [INFO] tweaked toml for crates.io crate scantool 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6867a6aa0c8d3ff3a793498739a77aca7b13a40ed0f45e1fa7a3075726142964 [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" "6867a6aa0c8d3ff3a793498739a77aca7b13a40ed0f45e1fa7a3075726142964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6867a6aa0c8d3ff3a793498739a77aca7b13a40ed0f45e1fa7a3075726142964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6867a6aa0c8d3ff3a793498739a77aca7b13a40ed0f45e1fa7a3075726142964", kill_on_drop: false }` [INFO] [stdout] 6867a6aa0c8d3ff3a793498739a77aca7b13a40ed0f45e1fa7a3075726142964 [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] f4ad412480e03b8ec924d909a30ba9174a0169523fab5facbb5e61b65ca110de [INFO] running `Command { std: "docker" "start" "-a" "f4ad412480e03b8ec924d909a30ba9174a0169523fab5facbb5e61b65ca110de", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling scantool v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.27s [INFO] running `Command { std: "docker" "inspect" "f4ad412480e03b8ec924d909a30ba9174a0169523fab5facbb5e61b65ca110de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4ad412480e03b8ec924d909a30ba9174a0169523fab5facbb5e61b65ca110de", kill_on_drop: false }` [INFO] [stdout] f4ad412480e03b8ec924d909a30ba9174a0169523fab5facbb5e61b65ca110de [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--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] acd6c95cdcfa08c632d697f76dca5ba427885e6f00e4175f5a91617ed2ada12e [INFO] running `Command { std: "docker" "start" "-a" "acd6c95cdcfa08c632d697f76dca5ba427885e6f00e4175f5a91617ed2ada12e", kill_on_drop: false }` [INFO] [stderr] Compiling scantool v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "acd6c95cdcfa08c632d697f76dca5ba427885e6f00e4175f5a91617ed2ada12e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acd6c95cdcfa08c632d697f76dca5ba427885e6f00e4175f5a91617ed2ada12e", kill_on_drop: false }` [INFO] [stdout] acd6c95cdcfa08c632d697f76dca5ba427885e6f00e4175f5a91617ed2ada12e [INFO] running `Command { std: "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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6d5a3037957e3df68dfe728fd8714857b542c8a4de46906ab6e18be416380564 [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" "6d5a3037957e3df68dfe728fd8714857b542c8a4de46906ab6e18be416380564", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/scantool-63f32d77bdecb38f) [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests scantool [INFO] [stdout] test stdin::scan_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/stdin.rs - stdin::scan (line 9) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/stdin.rs - stdin::scan (line 9) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', /opt/rustwide/workdir/src/stdin.rs:36:10 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5628f8838e90 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5628f8838e90 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5628f8838e90 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5628f8838e90 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5628f8852b4c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x5628f8837365 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x5628f883acdb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5628f883acdb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5628f883acdb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5628f883a7b1 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5628f883b3a4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x5628f883ae57 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x5628f883938c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5628f883ade9 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x5628f8825e91 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5628f8825ddd - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x5628f8828c7a - core::option::Option::unwrap::h9cd6c4011cd2c17f [INFO] [stdout] 17: 0x5628f882a036 - scantool::stdin::scan::h6bc8ba8d3b6bf33e [INFO] [stdout] 18: 0x5628f882a546 - rust_out::main::_doctest_main_src_stdin_rs_9_0::hd254b18285221c41 [INFO] [stdout] 19: 0x5628f882a536 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x5628f8827173 - core::ops::function::FnOnce::call_once::h6cb22c19cf103035 [INFO] [stdout] 21: 0x5628f8826d49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h755618c0981a0533 [INFO] [stdout] 22: 0x5628f8826de9 - std::rt::lang_start::{{closure}}::h3e3e948d2e1cdd2b [INFO] [stdout] 23: 0x5628f883b8aa - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x5628f883b8aa - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x5628f883b8aa - std::panicking::try::hb8b07cef009cb4fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x5628f883b8aa - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x5628f883b8aa - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:48 [INFO] [stdout] 28: 0x5628f883b8aa - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 29: 0x5628f883b8aa - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 30: 0x5628f883b8aa - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 31: 0x5628f883b8aa - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:20 [INFO] [stdout] 32: 0x5628f8826dc1 - std::rt::lang_start::ha47a1fac43a2373f [INFO] [stdout] 33: 0x5628f882a563 - main [INFO] [stdout] 34: 0x7f044043e0b3 - __libc_start_main [INFO] [stdout] 35: 0x5628f882660e - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/stdin.rs - stdin::scan (line 9) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6d5a3037957e3df68dfe728fd8714857b542c8a4de46906ab6e18be416380564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d5a3037957e3df68dfe728fd8714857b542c8a4de46906ab6e18be416380564", kill_on_drop: false }` [INFO] [stdout] 6d5a3037957e3df68dfe728fd8714857b542c8a4de46906ab6e18be416380564