[INFO] fetching crate netns-exec 0.2.2...
[INFO] testing netns-exec-0.2.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate netns-exec 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate netns-exec 0.2.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netns-exec 0.2.2
[INFO] finished tweaking crates.io crate netns-exec 0.2.2
[INFO] tweaked toml for crates.io crate netns-exec 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate netns-exec 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90215ad119ecc66d3ac4b556a1c7657922bb8e88d976acd498a7d0ef23e190be
[INFO] running `Command { std: "docker" "start" "-a" "90215ad119ecc66d3ac4b556a1c7657922bb8e88d976acd498a7d0ef23e190be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90215ad119ecc66d3ac4b556a1c7657922bb8e88d976acd498a7d0ef23e190be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90215ad119ecc66d3ac4b556a1c7657922bb8e88d976acd498a7d0ef23e190be", kill_on_drop: false }`
[INFO] [stdout] 90215ad119ecc66d3ac4b556a1c7657922bb8e88d976acd498a7d0ef23e190be
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644011efdd2d087873867ab387f4c413b3ed445edd348fdb65244d133109b287
[INFO] running `Command { std: "docker" "start" "-a" "644011efdd2d087873867ab387f4c413b3ed445edd348fdb65244d133109b287", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling netns-exec v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `Command { std: "docker" "inspect" "644011efdd2d087873867ab387f4c413b3ed445edd348fdb65244d133109b287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644011efdd2d087873867ab387f4c413b3ed445edd348fdb65244d133109b287", kill_on_drop: false }`
[INFO] [stdout] 644011efdd2d087873867ab387f4c413b3ed445edd348fdb65244d133109b287
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6010c9ef82e3f37f54848bd3d2d219f8e28f9f868fd4e0d6317e6a25f8cb75f
[INFO] running `Command { std: "docker" "start" "-a" "f6010c9ef82e3f37f54848bd3d2d219f8e28f9f868fd4e0d6317e6a25f8cb75f", kill_on_drop: false }`
[INFO] [stderr]    Compiling netns-exec v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "f6010c9ef82e3f37f54848bd3d2d219f8e28f9f868fd4e0d6317e6a25f8cb75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6010c9ef82e3f37f54848bd3d2d219f8e28f9f868fd4e0d6317e6a25f8cb75f", kill_on_drop: false }`
[INFO] [stdout] f6010c9ef82e3f37f54848bd3d2d219f8e28f9f868fd4e0d6317e6a25f8cb75f
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba464c15bc20090df50982b389c11af7d0ed1f400236c110b5024fff236fb893
[INFO] running `Command { std: "docker" "start" "-a" "ba464c15bc20090df50982b389c11af7d0ed1f400236c110b5024fff236fb893", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/netns_exec-bdaec59590aab6e2)
[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" "ba464c15bc20090df50982b389c11af7d0ed1f400236c110b5024fff236fb893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba464c15bc20090df50982b389c11af7d0ed1f400236c110b5024fff236fb893", kill_on_drop: false }`
[INFO] [stdout] ba464c15bc20090df50982b389c11af7d0ed1f400236c110b5024fff236fb893