[INFO] cloning repository https://github.com/SpyrosRoum/dead-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpyrosRoum/dead-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpyrosRoum%2Fdead-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpyrosRoum%2Fdead-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3cf3b3adae66f8d2e101d642202951209d5956f4
[INFO] testing SpyrosRoum/dead-shell against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpyrosRoum%2Fdead-shell" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpyrosRoum/dead-shell on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SpyrosRoum/dead-shell
[INFO] finished tweaking git repo https://github.com/SpyrosRoum/dead-shell
[INFO] tweaked toml for git repo https://github.com/SpyrosRoum/dead-shell written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SpyrosRoum/dead-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fdf6909566d42ecb9cf9fa69e711af13133311e9aa2ab477c7f355e1c035201
[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" "2fdf6909566d42ecb9cf9fa69e711af13133311e9aa2ab477c7f355e1c035201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fdf6909566d42ecb9cf9fa69e711af13133311e9aa2ab477c7f355e1c035201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdf6909566d42ecb9cf9fa69e711af13133311e9aa2ab477c7f355e1c035201", kill_on_drop: false }`
[INFO] [stdout] 2fdf6909566d42ecb9cf9fa69e711af13133311e9aa2ab477c7f355e1c035201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 240ee24dc758297781a5a9e0ae61142bfe88f647c500f83311265f21fee7dcd2
[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" "240ee24dc758297781a5a9e0ae61142bfe88f647c500f83311265f21fee7dcd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cli v0.1.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]   --> crates/cli/src/shell.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn run(&self, command: &str) {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commands`
[INFO] [stdout]  --> crates/cli/src/shell.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     commands: HashMap<String, Box<dyn Command>>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LsArgs`
[INFO] [stdout]  --> crates/cli/src/commands/ls.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LsArgs {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling dead-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "240ee24dc758297781a5a9e0ae61142bfe88f647c500f83311265f21fee7dcd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240ee24dc758297781a5a9e0ae61142bfe88f647c500f83311265f21fee7dcd2", kill_on_drop: false }`
[INFO] [stdout] 240ee24dc758297781a5a9e0ae61142bfe88f647c500f83311265f21fee7dcd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea354ebe5fdaaf98e9f17b033a8e720c8220537728d933ddb0fd86ca2ec3f08d
[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" "ea354ebe5fdaaf98e9f17b033a8e720c8220537728d933ddb0fd86ca2ec3f08d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dead-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]   --> crates/cli/src/shell.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn run(&self, command: &str) {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commands`
[INFO] [stdout]  --> crates/cli/src/shell.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     commands: HashMap<String, Box<dyn Command>>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LsArgs`
[INFO] [stdout]  --> crates/cli/src/commands/ls.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LsArgs {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "ea354ebe5fdaaf98e9f17b033a8e720c8220537728d933ddb0fd86ca2ec3f08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea354ebe5fdaaf98e9f17b033a8e720c8220537728d933ddb0fd86ca2ec3f08d", kill_on_drop: false }`
[INFO] [stdout] ea354ebe5fdaaf98e9f17b033a8e720c8220537728d933ddb0fd86ca2ec3f08d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 91820bbdb2639517ed59507c398e9d01cbef371019f061dfba7b6ff487445590
[INFO] running `Command { std: "docker" "start" "-a" "91820bbdb2639517ed59507c398e9d01cbef371019f061dfba7b6ff487445590", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> crates/cli/src/shell.rs:16:23
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 16 |     pub fn run(&self, command: &str) {
[INFO] [stdout] 
[INFO] [stderr]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `commands`
[INFO] [stderr]  --> crates/cli/src/shell.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     commands: HashMap<String, Box<dyn Command>>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LsArgs`
[INFO] [stderr]  --> crates/cli/src/commands/ls.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct LsArgs {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cli` (lib) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dead_shell-9559427613925d38)
[INFO] running `Command { std: "docker" "inspect" "91820bbdb2639517ed59507c398e9d01cbef371019f061dfba7b6ff487445590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91820bbdb2639517ed59507c398e9d01cbef371019f061dfba7b6ff487445590", kill_on_drop: false }`
[INFO] [stdout] 91820bbdb2639517ed59507c398e9d01cbef371019f061dfba7b6ff487445590