[INFO] fetching crate markov 1.1.0... [INFO] testing markov-1.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate markov 1.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate markov 1.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate markov 1.1.0 [INFO] finished tweaking crates.io crate markov 1.1.0 [INFO] tweaked toml for crates.io crate markov 1.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate markov 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be3a7ebf7156ef2b066c92ee5b30ebf5908c803aa03ee8377a38f35857bd775d [INFO] running `Command { std: "docker" "start" "-a" "be3a7ebf7156ef2b066c92ee5b30ebf5908c803aa03ee8377a38f35857bd775d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be3a7ebf7156ef2b066c92ee5b30ebf5908c803aa03ee8377a38f35857bd775d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be3a7ebf7156ef2b066c92ee5b30ebf5908c803aa03ee8377a38f35857bd775d", kill_on_drop: false }` [INFO] [stdout] be3a7ebf7156ef2b066c92ee5b30ebf5908c803aa03ee8377a38f35857bd775d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e8c38cdaec98ce3f33415ab648567443896a08335d33b6433118b8cca9695c3 [INFO] running `Command { std: "docker" "start" "-a" "2e8c38cdaec98ce3f33415ab648567443896a08335d33b6433118b8cca9695c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde_yaml v0.8.13 [INFO] [stderr] Compiling markov v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/markgen.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => panic!(e.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => panic!("{}", e.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => std::panic::panic_any(e.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.46s [INFO] running `Command { std: "docker" "inspect" "2e8c38cdaec98ce3f33415ab648567443896a08335d33b6433118b8cca9695c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e8c38cdaec98ce3f33415ab648567443896a08335d33b6433118b8cca9695c3", kill_on_drop: false }` [INFO] [stdout] 2e8c38cdaec98ce3f33415ab648567443896a08335d33b6433118b8cca9695c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 047703e18b39cbb310816b19de52e86901c53ce37033a761c59b52c6be13c45f [INFO] running `Command { std: "docker" "start" "-a" "047703e18b39cbb310816b19de52e86901c53ce37033a761c59b52c6be13c45f", kill_on_drop: false }` [INFO] [stderr] Compiling markov v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/markgen.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => panic!(e.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => panic!("{}", e.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 48 | Err(e) => std::panic::panic_any(e.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `Command { std: "docker" "inspect" "047703e18b39cbb310816b19de52e86901c53ce37033a761c59b52c6be13c45f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "047703e18b39cbb310816b19de52e86901c53ce37033a761c59b52c6be13c45f", kill_on_drop: false }` [INFO] [stdout] 047703e18b39cbb310816b19de52e86901c53ce37033a761c59b52c6be13c45f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b27852c45601a56fc3979823c80787a64767b595c903fedbb45e2370796c3bb8 [INFO] running `Command { std: "docker" "start" "-a" "b27852c45601a56fc3979823c80787a64767b595c903fedbb45e2370796c3bb8", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stdout] running 17 tests [INFO] [stderr] --> src/bin/markgen.rs:48:26 [INFO] [stderr] | [INFO] [stderr] 48 | Err(e) => panic!(e.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 48 | Err(e) => panic!("{}", e.to_string()), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 48 | Err(e) => std::panic::panic_any(e.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/markov-aba71393d33b18c6) [INFO] [stdout] test test::feed_str ... ok [INFO] [stdout] test test::feed ... ok [INFO] [stdout] test test::generate_str ... ok [INFO] [stdout] test test::generate_from_unfound_token ... ok [INFO] [stdout] test test::generate_str_from_token ... ok [INFO] [stdout] test test::generate_for_higher_order ... ok [INFO] [stdout] test test::generate_str_from_unfound_token ... ok [INFO] [stdout] test test::is_empty ... ok [INFO] [stdout] test test::iter ... ok [INFO] [stdout] test test::generate ... ok [INFO] [stdout] test test::generate_str_from_token_higher_order ... ok [INFO] [stdout] test test::generate_from_token ... ok [INFO] [stdout] test test::str_iter_for ... ok [INFO] [stdout] test test::new ... ok [INFO] [stdout] test test::str_iter ... ok [INFO] [stdout] test test::iter_for ... ok [INFO] [stdout] test test::save_then_load ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::save_then_load stdout ---- [INFO] [stdout] thread 'test::save_then_load' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:491:33 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d2e37585c0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55d2e37585c0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55d2e37585c0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55d2e37585c0 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55d2e377c76c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55d2e3755635 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55d2e375a72b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55d2e375a72b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55d2e375a72b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55d2e375a23c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55d2e375adf4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55d2e375a8d7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55d2e3758abc - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55d2e375a839 - rust_begin_unwind [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55d2e3628a61 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55d2e3628b53 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x55d2e36491a7 - core::result::Result::unwrap::h63deccd8d40395f1 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1037:23 [INFO] [stdout] 17: 0x55d2e3658988 - markov::test::save_then_load::hc18c151e5f8da46d [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:491:9 [INFO] [stdout] 18: 0x55d2e36588ba - markov::test::save_then_load::{{closure}}::h157a2521073d038f [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:488:5 [INFO] [stdout] 19: 0x55d2e366669e - core::ops::function::FnOnce::call_once::h85d8e7c9d5c8f841 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55d2e369a043 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55d2e369a043 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x55d2e3698ad0 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x55d2e3698ad0 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x55d2e3698ad0 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x55d2e3698ad0 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x55d2e3698ad0 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x55d2e3698ad0 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x55d2e3698ad0 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x55d2e3672092 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x55d2e3672092 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x55d2e3675ce8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x55d2e3675ce8 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x55d2e3675ce8 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x55d2e3675ce8 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x55d2e3675ce8 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x55d2e3675ce8 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x55d2e3675ce8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55d2e375f987 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x55d2e375f987 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x55d2e375f987 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 41: 0x7f3fea6eb609 - start_thread [INFO] [stdout] 42: 0x7f3fea976293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::save_then_load [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "b27852c45601a56fc3979823c80787a64767b595c903fedbb45e2370796c3bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27852c45601a56fc3979823c80787a64767b595c903fedbb45e2370796c3bb8", kill_on_drop: false }` [INFO] [stdout] b27852c45601a56fc3979823c80787a64767b595c903fedbb45e2370796c3bb8