[INFO] fetching crate testcrate12345 0.1.0...
[INFO] testing testcrate12345-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate testcrate12345 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate testcrate12345 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate testcrate12345 0.1.0
[INFO] finished tweaking crates.io crate testcrate12345 0.1.0
[INFO] tweaked toml for crates.io crate testcrate12345 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] bb93ef5bec2bc3d846a7f36f182ff29ac4939dbb4e750e85ce4ea8bcc16c7f18
[INFO] running `Command { std: "docker" "start" "-a" "bb93ef5bec2bc3d846a7f36f182ff29ac4939dbb4e750e85ce4ea8bcc16c7f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb93ef5bec2bc3d846a7f36f182ff29ac4939dbb4e750e85ce4ea8bcc16c7f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb93ef5bec2bc3d846a7f36f182ff29ac4939dbb4e750e85ce4ea8bcc16c7f18", kill_on_drop: false }`
[INFO] [stdout] bb93ef5bec2bc3d846a7f36f182ff29ac4939dbb4e750e85ce4ea8bcc16c7f18
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d69a21f524054e77b567bce06dc7e82e2b19ad006f66f66b032656a2fe4b7a8
[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" "0d69a21f524054e77b567bce06dc7e82e2b19ad006f66f66b032656a2fe4b7a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling testcrate12345 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0d69a21f524054e77b567bce06dc7e82e2b19ad006f66f66b032656a2fe4b7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d69a21f524054e77b567bce06dc7e82e2b19ad006f66f66b032656a2fe4b7a8", kill_on_drop: false }`
[INFO] [stdout] 0d69a21f524054e77b567bce06dc7e82e2b19ad006f66f66b032656a2fe4b7a8
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 6292ecac2cf2356d874a11dc815a613314d2e6f16762a3a54a98a71d54b69667
[INFO] running `Command { std: "docker" "start" "-a" "6292ecac2cf2356d874a11dc815a613314d2e6f16762a3a54a98a71d54b69667", kill_on_drop: false }`
[INFO] [stderr]    Compiling testcrate12345 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6292ecac2cf2356d874a11dc815a613314d2e6f16762a3a54a98a71d54b69667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6292ecac2cf2356d874a11dc815a613314d2e6f16762a3a54a98a71d54b69667", kill_on_drop: false }`
[INFO] [stdout] 6292ecac2cf2356d874a11dc815a613314d2e6f16762a3a54a98a71d54b69667
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2e445e433c31da267fdc20e897d90f06f49ee58deb355bce72f2e5db46adaf2
[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" "b2e445e433c31da267fdc20e897d90f06f49ee58deb355bce72f2e5db46adaf2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/testcrate12345-27db255337d1836a
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests testcrate12345
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2e445e433c31da267fdc20e897d90f06f49ee58deb355bce72f2e5db46adaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e445e433c31da267fdc20e897d90f06f49ee58deb355bce72f2e5db46adaf2", kill_on_drop: false }`
[INFO] [stdout] b2e445e433c31da267fdc20e897d90f06f49ee58deb355bce72f2e5db46adaf2