[INFO] cloning repository https://github.com/cameronp98/rust-ppm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cameronp98/rust-ppm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-ppm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-ppm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] afd1da1d831ca852b3ab8b55b8db78e04187e939 [INFO] testing cameronp98/rust-ppm against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronp98%2Frust-ppm" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cameronp98/rust-ppm on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cameronp98/rust-ppm [INFO] finished tweaking git repo https://github.com/cameronp98/rust-ppm [INFO] tweaked toml for git repo https://github.com/cameronp98/rust-ppm written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/cameronp98/rust-ppm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24fa8c8398425ee81518f7b6857a0ffb8578c0fe6eb9279b2362b51e3ba835f9 [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" "24fa8c8398425ee81518f7b6857a0ffb8578c0fe6eb9279b2362b51e3ba835f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24fa8c8398425ee81518f7b6857a0ffb8578c0fe6eb9279b2362b51e3ba835f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24fa8c8398425ee81518f7b6857a0ffb8578c0fe6eb9279b2362b51e3ba835f9", kill_on_drop: false }` [INFO] [stdout] 24fa8c8398425ee81518f7b6857a0ffb8578c0fe6eb9279b2362b51e3ba835f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3319c979505003161fd0b69a33903e8a0eb41c315c7aba1a2c71535e83cac999 [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" "3319c979505003161fd0b69a33903e8a0eb41c315c7aba1a2c71535e83cac999", kill_on_drop: false }` [INFO] [stderr] Compiling ppm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "3319c979505003161fd0b69a33903e8a0eb41c315c7aba1a2c71535e83cac999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3319c979505003161fd0b69a33903e8a0eb41c315c7aba1a2c71535e83cac999", kill_on_drop: false }` [INFO] [stdout] 3319c979505003161fd0b69a33903e8a0eb41c315c7aba1a2c71535e83cac999 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73dae1ec9daf0f46c865f647b475c7b37c5a3b23979a3d6cda308fb0e5bb1cd2 [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" "73dae1ec9daf0f46c865f647b475c7b37c5a3b23979a3d6cda308fb0e5bb1cd2", kill_on_drop: false }` [INFO] [stderr] Compiling ppm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "73dae1ec9daf0f46c865f647b475c7b37c5a3b23979a3d6cda308fb0e5bb1cd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73dae1ec9daf0f46c865f647b475c7b37c5a3b23979a3d6cda308fb0e5bb1cd2", kill_on_drop: false }` [INFO] [stdout] 73dae1ec9daf0f46c865f647b475c7b37c5a3b23979a3d6cda308fb0e5bb1cd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5cbf3adec5ab03edb466a3b418bb2baeef02e3ccf4e7925f4fea7b0ffbbd40f4 [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" "5cbf3adec5ab03edb466a3b418bb2baeef02e3ccf4e7925f4fea7b0ffbbd40f4", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ppm-c1e3c47990171d7c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests ppm [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - Ppm::save (line 190) ... ok [INFO] [stdout] test src/lib.rs - Ppm::get (line 145) ... ok [INFO] [stdout] test src/lib.rs - f32_to_u8 (line 12) ... ok [INFO] [stdout] test src/lib.rs - Ppm::new (line 106) ... ok [INFO] [stdout] test src/lib.rs - u8_to_f32 (line 26) ... ok [INFO] [stdout] test src/lib.rs - Ppm::get_mut (line 164) ... ok [INFO] [stdout] test src/lib.rs - Ppm (line 77) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Ppm (line 77) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:11:23 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55aa80779fc0 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55aa80779fc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55aa80779fc0 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55aa80779fc0 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55aa8079495c - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55aa80778222 - std::io::Write::write_fmt::h24485de26f355188 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x55aa8077c285 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55aa8077c285 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55aa8077c285 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55aa8077bdda - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55aa8077ca21 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x55aa8077c567 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x55aa8077a47c - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55aa8077c4c9 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x55aa80793d01 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55aa80793b23 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x55aa807605b0 - core::result::Result::unwrap::hf0f8380cc37de52a [INFO] [stdout] 17: 0x55aa80760879 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 18: 0x55aa807603e3 - core::ops::function::FnOnce::call_once::ha451af22024e1864 [INFO] [stdout] 19: 0x55aa807602d9 - std::sys_common::backtrace::__rust_begin_short_backtrace::hefd8e56bf97a4afd [INFO] [stdout] 20: 0x55aa80760359 - std::rt::lang_start::{{closure}}::hee13be5f96bd7848 [INFO] [stdout] 21: 0x55aa8077ce47 - core::ops::function::impls:: for &F>::call_once::h194d6aa01fb6b594 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 22: 0x55aa8077ce47 - std::panicking::try::do_call::h4ef477456776cccb [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x55aa8077ce47 - std::panicking::try::h7f2121b6bb3bbca4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x55aa8077ce47 - std::panic::catch_unwind::he974d0ca04309948 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x55aa8077ce47 - std::rt::lang_start_internal::h36e9e78490120b9f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:51:25 [INFO] [stdout] 26: 0x55aa80760338 - std::rt::lang_start::h290408a3f91c6d5a [INFO] [stdout] 27: 0x55aa807608db - main [INFO] [stdout] 28: 0x7f47121e10b3 - __libc_start_main [INFO] [stdout] 29: 0x55aa807600ae - _start [INFO] [stdout] 30: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Ppm (line 77) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "5cbf3adec5ab03edb466a3b418bb2baeef02e3ccf4e7925f4fea7b0ffbbd40f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cbf3adec5ab03edb466a3b418bb2baeef02e3ccf4e7925f4fea7b0ffbbd40f4", kill_on_drop: false }` [INFO] [stdout] 5cbf3adec5ab03edb466a3b418bb2baeef02e3ccf4e7925f4fea7b0ffbbd40f4