[INFO] fetching crate ru_shell 0.1.2...
[INFO] testing ru_shell-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ru_shell 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ru_shell 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ru_shell 0.1.2
[INFO] finished tweaking crates.io crate ru_shell 0.1.2
[INFO] tweaked toml for crates.io crate ru_shell 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate ru_shell 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", 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] 929254cc56492a8d062306fecca3979ad7fa18f55567e2d26c342a2fea1cfd33
[INFO] running `Command { std: "docker" "start" "-a" "929254cc56492a8d062306fecca3979ad7fa18f55567e2d26c342a2fea1cfd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "929254cc56492a8d062306fecca3979ad7fa18f55567e2d26c342a2fea1cfd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929254cc56492a8d062306fecca3979ad7fa18f55567e2d26c342a2fea1cfd33", kill_on_drop: false }`
[INFO] [stdout] 929254cc56492a8d062306fecca3979ad7fa18f55567e2d26c342a2fea1cfd33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 291217f2686fdb309c63411646240eeba74111681d991397f92049b570182556
[INFO] running `Command { std: "docker" "start" "-a" "291217f2686fdb309c63411646240eeba74111681d991397f92049b570182556", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bogobble v0.1.1
[INFO] [stderr]    Compiling str_tools v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling transliterate v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling err_tools v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling ru_history v0.1.0
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling ru_shell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `del_char`
[INFO] [stdout]   --> src/ui.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.00s
[INFO] running `Command { std: "docker" "inspect" "291217f2686fdb309c63411646240eeba74111681d991397f92049b570182556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291217f2686fdb309c63411646240eeba74111681d991397f92049b570182556", kill_on_drop: false }`
[INFO] [stdout] 291217f2686fdb309c63411646240eeba74111681d991397f92049b570182556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a380348046ab26d45cb32f2864f5bc72c6ba4e6c2a6f64ecca17da4317588ece
[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" "a380348046ab26d45cb32f2864f5bc72c6ba4e6c2a6f64ecca17da4317588ece", kill_on_drop: false }`
[INFO] [stderr]    Compiling ru_shell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `del_char`
[INFO] [stdout]   --> src/ui.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "a380348046ab26d45cb32f2864f5bc72c6ba4e6c2a6f64ecca17da4317588ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a380348046ab26d45cb32f2864f5bc72c6ba4e6c2a6f64ecca17da4317588ece", kill_on_drop: false }`
[INFO] [stdout] a380348046ab26d45cb32f2864f5bc72c6ba4e6c2a6f64ecca17da4317588ece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31727a77a6dc60cd5906b77002446de419c6fa6380c52da5e314338a6d2a3d92
[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" "31727a77a6dc60cd5906b77002446de419c6fa6380c52da5e314338a6d2a3d92", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `del_char`
[INFO] [stderr]   --> src/ui.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ru_shell-9a3c8fedf5485e79)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test str_util::test::previous_match ... ok
[INFO] [stdout] test str_util::test::read_length_between_points ... ok
[INFO] [stdout] test str_util::test::step_right_to_line ... ok
[INFO] [stdout] test ui::tests::test_del_n ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31727a77a6dc60cd5906b77002446de419c6fa6380c52da5e314338a6d2a3d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31727a77a6dc60cd5906b77002446de419c6fa6380c52da5e314338a6d2a3d92", kill_on_drop: false }`
[INFO] [stdout] 31727a77a6dc60cd5906b77002446de419c6fa6380c52da5e314338a6d2a3d92
