[INFO] cloning repository https://github.com/robberphex/ptrace-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robberphex/ptrace-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobberphex%2Fptrace-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobberphex%2Fptrace-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfe3a380a1d4786385d72b3a6a3ec86cbb90ae04
[INFO] testing robberphex/ptrace-example against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobberphex%2Fptrace-example" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/robberphex/ptrace-example
[INFO] finished tweaking git repo https://github.com/robberphex/ptrace-example
[INFO] tweaked toml for git repo https://github.com/robberphex/ptrace-example written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robberphex/ptrace-example on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robberphex/ptrace-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46dd9e36e10a0681d57006423159a0936e36d3742f06b125de664fc9d6b05734
[INFO] running `Command { std: "docker" "start" "-a" "46dd9e36e10a0681d57006423159a0936e36d3742f06b125de664fc9d6b05734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46dd9e36e10a0681d57006423159a0936e36d3742f06b125de664fc9d6b05734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46dd9e36e10a0681d57006423159a0936e36d3742f06b125de664fc9d6b05734", kill_on_drop: false }`
[INFO] [stdout] 46dd9e36e10a0681d57006423159a0936e36d3742f06b125de664fc9d6b05734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9f7158f395b430db64add516e2b141d0f90782508973eab50d8364facc08aa6
[INFO] running `Command { std: "docker" "start" "-a" "a9f7158f395b430db64add516e2b141d0f90782508973eab50d8364facc08aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling nix v0.26.1
[INFO] [stderr]    Compiling is-terminal v0.4.1
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling ptrace-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.34s
[INFO] running `Command { std: "docker" "inspect" "a9f7158f395b430db64add516e2b141d0f90782508973eab50d8364facc08aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f7158f395b430db64add516e2b141d0f90782508973eab50d8364facc08aa6", kill_on_drop: false }`
[INFO] [stdout] a9f7158f395b430db64add516e2b141d0f90782508973eab50d8364facc08aa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f2f8199843e697a824019b601afe4449d6f9fee75b52c096b31d6241d5d10f4
[INFO] running `Command { std: "docker" "start" "-a" "4f2f8199843e697a824019b601afe4449d6f9fee75b52c096b31d6241d5d10f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ptrace-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]   --> examples/ls-reversed.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     Command::new("/bin/ls")
[INFO] [stdout] 81 | |         .arg("-a")
[INFO] [stdout] 82 | |         .stdout(Stdio::inherit())
[INFO] [stdout] 83 | |         .stderr(Stdio::inherit())
[INFO] [stdout] 84 | |         .exec();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = Command::new("/bin/ls")
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "4f2f8199843e697a824019b601afe4449d6f9fee75b52c096b31d6241d5d10f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2f8199843e697a824019b601afe4449d6f9fee75b52c096b31d6241d5d10f4", kill_on_drop: false }`
[INFO] [stdout] 4f2f8199843e697a824019b601afe4449d6f9fee75b52c096b31d6241d5d10f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d49d9ed81e0bda7ebc33a350fd5e535c6cf503fdfce40c0e652fbb2e3525eba
[INFO] running `Command { std: "docker" "start" "-a" "8d49d9ed81e0bda7ebc33a350fd5e535c6cf503fdfce40c0e652fbb2e3525eba", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `exec` that must be used
[INFO] [stderr]   --> examples/ls-reversed.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 | /     Command::new("/bin/ls")
[INFO] [stderr] 81 | |         .arg("-a")
[INFO] [stderr] 82 | |         .stdout(Stdio::inherit())
[INFO] [stderr] 83 | |         .stderr(Stdio::inherit())
[INFO] [stderr] 84 | |         .exec();
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let _ = Command::new("/bin/ls")
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ptrace-example` (example "ls-reversed") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ptrace_example-67547fc43cd14b9c)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d49d9ed81e0bda7ebc33a350fd5e535c6cf503fdfce40c0e652fbb2e3525eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d49d9ed81e0bda7ebc33a350fd5e535c6cf503fdfce40c0e652fbb2e3525eba", kill_on_drop: false }`
[INFO] [stdout] 8d49d9ed81e0bda7ebc33a350fd5e535c6cf503fdfce40c0e652fbb2e3525eba
