[INFO] updating cached repository https://github.com/christophebiocca/tokio-process-deadlock-example
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e5c77dcebe02ffea375d98ef42042752e0544d8a
[INFO] testing christophebiocca/tokio-process-deadlock-example against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristophebiocca%2Ftokio-process-deadlock-example" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christophebiocca/tokio-process-deadlock-example on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/christophebiocca/tokio-process-deadlock-example
[INFO] finished tweaking git repo https://github.com/christophebiocca/tokio-process-deadlock-example
[INFO] tweaked toml for git repo https://github.com/christophebiocca/tokio-process-deadlock-example written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/christophebiocca/tokio-process-deadlock-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d80d9bf30c3d0db215adac78202007c87352e65848fc1b53dd5eda54a5c80c28
[INFO] running `"docker" "start" "-a" "d80d9bf30c3d0db215adac78202007c87352e65848fc1b53dd5eda54a5c80c28"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling tokio-executor v0.1.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.2
[INFO] [stderr]    Compiling tokio-process v0.2.2
[INFO] [stderr]    Compiling tokio-process-deadlock-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Stdio`
[INFO] [stderr]  --> src/main.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process::{Command,Stdio};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `"docker" "inspect" "d80d9bf30c3d0db215adac78202007c87352e65848fc1b53dd5eda54a5c80c28"`
[INFO] running `"docker" "rm" "-f" "d80d9bf30c3d0db215adac78202007c87352e65848fc1b53dd5eda54a5c80c28"`
[INFO] [stdout] d80d9bf30c3d0db215adac78202007c87352e65848fc1b53dd5eda54a5c80c28
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ada1b54b18b0f6abe13fbbeb5bd68306fe7a4b3ba0f351a3a8ebfb5e0fd69c6d
[INFO] running `"docker" "start" "-a" "ada1b54b18b0f6abe13fbbeb5bd68306fe7a4b3ba0f351a3a8ebfb5e0fd69c6d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-process-deadlock-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Stdio`
[INFO] [stderr]  --> src/main.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process::{Command,Stdio};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "ada1b54b18b0f6abe13fbbeb5bd68306fe7a4b3ba0f351a3a8ebfb5e0fd69c6d"`
[INFO] running `"docker" "rm" "-f" "ada1b54b18b0f6abe13fbbeb5bd68306fe7a4b3ba0f351a3a8ebfb5e0fd69c6d"`
[INFO] [stdout] ada1b54b18b0f6abe13fbbeb5bd68306fe7a4b3ba0f351a3a8ebfb5e0fd69c6d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36b4f87cfb80d2a89b1b8b71f141e6f555fe3e0e55f699d01af653aa9d522725
[INFO] running `"docker" "start" "-a" "36b4f87cfb80d2a89b1b8b71f141e6f555fe3e0e55f699d01af653aa9d522725"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `Stdio`
[INFO] [stderr]  --> src/main.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process::{Command,Stdio};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_process_deadlock_example-b6a4507a8dbcbdde
[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 `"docker" "inspect" "36b4f87cfb80d2a89b1b8b71f141e6f555fe3e0e55f699d01af653aa9d522725"`
[INFO] running `"docker" "rm" "-f" "36b4f87cfb80d2a89b1b8b71f141e6f555fe3e0e55f699d01af653aa9d522725"`
[INFO] [stdout] 36b4f87cfb80d2a89b1b8b71f141e6f555fe3e0e55f699d01af653aa9d522725