[INFO] cloning repository https://github.com/tomsik68/allcombs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomsik68/allcombs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomsik68%2Fallcombs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomsik68%2Fallcombs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a836996624f755c57ca5ebdd8d4540a0c252579
[INFO] testing tomsik68/allcombs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomsik68%2Fallcombs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomsik68/allcombs 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 git repo https://github.com/tomsik68/allcombs
[INFO] finished tweaking git repo https://github.com/tomsik68/allcombs
[INFO] tweaked toml for git repo https://github.com/tomsik68/allcombs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/tomsik68/allcombs 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-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" "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] 5a08f6fbe27be57c800a8c176b56d6bc8d442b41a0a285c1abd98f8fe2236c19
[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" "5a08f6fbe27be57c800a8c176b56d6bc8d442b41a0a285c1abd98f8fe2236c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a08f6fbe27be57c800a8c176b56d6bc8d442b41a0a285c1abd98f8fe2236c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a08f6fbe27be57c800a8c176b56d6bc8d442b41a0a285c1abd98f8fe2236c19", kill_on_drop: false }`
[INFO] [stdout] 5a08f6fbe27be57c800a8c176b56d6bc8d442b41a0a285c1abd98f8fe2236c19
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 301d2531d75591b6c7fdb3246a8dec70dfd6e0b95fb26a1a936dffeca26bc9cd
[INFO] running `Command { std: "docker" "start" "-a" "301d2531d75591b6c7fdb3246a8dec70dfd6e0b95fb26a1a936dffeca26bc9cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling allcombs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn print_usage(bin: &AsRef<str>) {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1.99s
[INFO] running `Command { std: "docker" "inspect" "301d2531d75591b6c7fdb3246a8dec70dfd6e0b95fb26a1a936dffeca26bc9cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301d2531d75591b6c7fdb3246a8dec70dfd6e0b95fb26a1a936dffeca26bc9cd", kill_on_drop: false }`
[INFO] [stdout] 301d2531d75591b6c7fdb3246a8dec70dfd6e0b95fb26a1a936dffeca26bc9cd
[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=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] 9458d9e41642a1257b7e9d171d166d2db65a5c45cbdcef98a76da8d509c3162d
[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" "9458d9e41642a1257b7e9d171d166d2db65a5c45cbdcef98a76da8d509c3162d", kill_on_drop: false }`
[INFO] [stderr]    Compiling allcombs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn print_usage(bin: &AsRef<str>) {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1.13s
[INFO] running `Command { std: "docker" "inspect" "9458d9e41642a1257b7e9d171d166d2db65a5c45cbdcef98a76da8d509c3162d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9458d9e41642a1257b7e9d171d166d2db65a5c45cbdcef98a76da8d509c3162d", kill_on_drop: false }`
[INFO] [stdout] 9458d9e41642a1257b7e9d171d166d2db65a5c45cbdcef98a76da8d509c3162d
[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=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] efeecc733ea296213690b5ba3b1bd3635407f6211929ca5aafea0c2f11f481ea
[INFO] running `Command { std: "docker" "start" "-a" "efeecc733ea296213690b5ba3b1bd3635407f6211929ca5aafea0c2f11f481ea", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn print_usage(bin: &AsRef<str>) {
[INFO] [stderr]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/allcombs-6a35c9c27f516608
[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] running `Command { std: "docker" "inspect" "efeecc733ea296213690b5ba3b1bd3635407f6211929ca5aafea0c2f11f481ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efeecc733ea296213690b5ba3b1bd3635407f6211929ca5aafea0c2f11f481ea", kill_on_drop: false }`
[INFO] [stdout] efeecc733ea296213690b5ba3b1bd3635407f6211929ca5aafea0c2f11f481ea