[INFO] fetching crate mortal 0.2.2...
[INFO] testing mortal-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mortal 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mortal 0.2.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mortal 0.2.2
[INFO] finished tweaking crates.io crate mortal 0.2.2
[INFO] tweaked toml for crates.io crate mortal 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mortal 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c436a27cb404af238b9182b1d30ad598803ea1b22f8b24e3aecf43aa456430f
[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" "2c436a27cb404af238b9182b1d30ad598803ea1b22f8b24e3aecf43aa456430f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c436a27cb404af238b9182b1d30ad598803ea1b22f8b24e3aecf43aa456430f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c436a27cb404af238b9182b1d30ad598803ea1b22f8b24e3aecf43aa456430f", kill_on_drop: false }`
[INFO] [stdout] 2c436a27cb404af238b9182b1d30ad598803ea1b22f8b24e3aecf43aa456430f
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 361340ec4646483af8b5ec0988f04632e851fdc83fcbfe180cc2facd9bf793b4
[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" "361340ec4646483af8b5ec0988f04632e851fdc83fcbfe180cc2facd9bf793b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.1
[INFO] [stderr]    Compiling mortal v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.70s
[INFO] running `Command { std: "docker" "inspect" "361340ec4646483af8b5ec0988f04632e851fdc83fcbfe180cc2facd9bf793b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361340ec4646483af8b5ec0988f04632e851fdc83fcbfe180cc2facd9bf793b4", kill_on_drop: false }`
[INFO] [stdout] 361340ec4646483af8b5ec0988f04632e851fdc83fcbfe180cc2facd9bf793b4
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 865201e604c2fa467f6f6356684faee612c336eb5eb315aa3412ac8a5199e259
[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" "865201e604c2fa467f6f6356684faee612c336eb5eb315aa3412ac8a5199e259", kill_on_drop: false }`
[INFO] [stderr]    Compiling mortal v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.64s
[INFO] running `Command { std: "docker" "inspect" "865201e604c2fa467f6f6356684faee612c336eb5eb315aa3412ac8a5199e259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865201e604c2fa467f6f6356684faee612c336eb5eb315aa3412ac8a5199e259", kill_on_drop: false }`
[INFO] [stdout] 865201e604c2fa467f6f6356684faee612c336eb5eb315aa3412ac8a5199e259
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 7c373b1b30a7095170d3ca889f0c92718697ca1f2f935174c1df56883a31a761
[INFO] running `Command { std: "docker" "start" "-a" "7c373b1b30a7095170d3ca889f0c92718697ca1f2f935174c1df56883a31a761", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mortal-f0fccdd5c256e8e7
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test buffer::test::test_buffer_bounds ... ok
[INFO] [stdout] test buffer::test::test_buffer_tab ... ok
[INFO] [stdout] test buffer::test::test_buffer_combining ... ok
[INFO] [stdout] test sequence::test::test_seq_map_entry ... ok
[INFO] [stdout] test sequence::test::test_seq_map_find ... ok
[INFO] [stdout] test signal::test::test_signal_set_debug ... ok
[INFO] [stdout] test test::test_traits ... ok
[INFO] [stdout] test util::test::test_prefix_iter ... ok
[INFO] [stdout] test util::test::test_unctrl ... ok
[INFO] [stdout] test signal::test::test_signal_set ... ok
[INFO] [stdout] test sequence::test::test_seq_map_types ... ok
[INFO] [stdout] test sequence::test::test_seq_map_insert ... ok
[INFO] [stdout] test sequence::test::test_seq_map_get ... ok
[INFO] [stdout] test sequence::test::test_seq_map_from ... ok
[INFO] [stdout] test buffer::test::test_buffer_wide ... ok
[INFO] [stderr]    Doc-tests mortal
[INFO] [stdout] test signal::test::test_signal_set_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/screen.rs - screen::Screen::write_fmt (line 339) ... ok
[INFO] [stdout] test src/terminal.rs - terminal::Terminal::write_fmt (line 824) ... ok
[INFO] [stdout] test src/terminal.rs - terminal::PrepareConfig (line 367) ... ok
[INFO] [stdout] test src/macros.rs - term_write (line 48) ... ok
[INFO] [stdout] test src/util.rs - util::ctrl (line 30) ... ok
[INFO] [stdout] test src/util.rs - util::unctrl_upper (line 55) ... ok
[INFO] [stdout] test src/util.rs - util::unctrl_lower (line 71) ... ok
[INFO] [stdout] test src/util.rs - util::prefixes (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c373b1b30a7095170d3ca889f0c92718697ca1f2f935174c1df56883a31a761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c373b1b30a7095170d3ca889f0c92718697ca1f2f935174c1df56883a31a761", kill_on_drop: false }`
[INFO] [stdout] 7c373b1b30a7095170d3ca889f0c92718697ca1f2f935174c1df56883a31a761