[INFO] crate fork 0.1.17 is already in cache
[INFO] testing fork-0.1.17 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate fork 0.1.17 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fork 0.1.17 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fork 0.1.17
[INFO] finished tweaking crates.io crate fork 0.1.17
[INFO] tweaked toml for crates.io crate fork 0.1.17 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05260c7e865971506d6935d7b62be096c0a806a844f47deedf1c3185193d3a65
[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" "05260c7e865971506d6935d7b62be096c0a806a844f47deedf1c3185193d3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05260c7e865971506d6935d7b62be096c0a806a844f47deedf1c3185193d3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05260c7e865971506d6935d7b62be096c0a806a844f47deedf1c3185193d3a65", kill_on_drop: false }`
[INFO] [stdout] 05260c7e865971506d6935d7b62be096c0a806a844f47deedf1c3185193d3a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44857a51ea3ac735a80a443f9ddb7f333eaebb6e7c80077db9b27505d777541b
[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" "44857a51ea3ac735a80a443f9ddb7f333eaebb6e7c80077db9b27505d777541b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fork v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "44857a51ea3ac735a80a443f9ddb7f333eaebb6e7c80077db9b27505d777541b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44857a51ea3ac735a80a443f9ddb7f333eaebb6e7c80077db9b27505d777541b", kill_on_drop: false }`
[INFO] [stdout] 44857a51ea3ac735a80a443f9ddb7f333eaebb6e7c80077db9b27505d777541b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a2028ac9c1e59473f13f1644f4cb1f9a6c279f95ca70ba7b1dbd7200dee741
[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" "72a2028ac9c1e59473f13f1644f4cb1f9a6c279f95ca70ba7b1dbd7200dee741", kill_on_drop: false }`
[INFO] [stderr]    Compiling fork v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "72a2028ac9c1e59473f13f1644f4cb1f9a6c279f95ca70ba7b1dbd7200dee741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a2028ac9c1e59473f13f1644f4cb1f9a6c279f95ca70ba7b1dbd7200dee741", kill_on_drop: false }`
[INFO] [stdout] 72a2028ac9c1e59473f13f1644f4cb1f9a6c279f95ca70ba7b1dbd7200dee741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 0534b6ce3e3d6e7c45709aa2b2e176c27d0c076de76e5e4a19bac2681f4bcc8c
[INFO] running `Command { std: "docker" "start" "-a" "0534b6ce3e3d6e7c45709aa2b2e176c27d0c076de76e5e4a19bac2681f4bcc8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fork-f0887002dc196156
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests fork
[INFO] [stdout] test tests::test_fork ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - daemon (line 159) ... ok
[INFO] [stdout] test src/lib.rs - fork (line 84) ... ok
[INFO] [stdout] test src/lib.rs - chdir (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0534b6ce3e3d6e7c45709aa2b2e176c27d0c076de76e5e4a19bac2681f4bcc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0534b6ce3e3d6e7c45709aa2b2e176c27d0c076de76e5e4a19bac2681f4bcc8c", kill_on_drop: false }`
[INFO] [stdout] 0534b6ce3e3d6e7c45709aa2b2e176c27d0c076de76e5e4a19bac2681f4bcc8c