[INFO] fetching crate h4x_re 0.2.4...
[INFO] testing h4x_re-0.2.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate h4x_re 0.2.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate h4x_re 0.2.4 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 h4x_re 0.2.4
[INFO] finished tweaking crates.io crate h4x_re 0.2.4
[INFO] tweaked toml for crates.io crate h4x_re 0.2.4 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a67773ecc741b05ac3504ab7d92544899e80518d7f1c685646a29706673a5e85
[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" "a67773ecc741b05ac3504ab7d92544899e80518d7f1c685646a29706673a5e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a67773ecc741b05ac3504ab7d92544899e80518d7f1c685646a29706673a5e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67773ecc741b05ac3504ab7d92544899e80518d7f1c685646a29706673a5e85", kill_on_drop: false }`
[INFO] [stdout] a67773ecc741b05ac3504ab7d92544899e80518d7f1c685646a29706673a5e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2d758bbc1ca5a8f230b0ec368f165fb72bfc18b852a908eb90cd4d69fc23c98
[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" "c2d758bbc1ca5a8f230b0ec368f165fb72bfc18b852a908eb90cd4d69fc23c98", kill_on_drop: false }`
[INFO] [stderr]    Compiling h4x_re v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "c2d758bbc1ca5a8f230b0ec368f165fb72bfc18b852a908eb90cd4d69fc23c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d758bbc1ca5a8f230b0ec368f165fb72bfc18b852a908eb90cd4d69fc23c98", kill_on_drop: false }`
[INFO] [stdout] c2d758bbc1ca5a8f230b0ec368f165fb72bfc18b852a908eb90cd4d69fc23c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aac17eaa870691e796c12ef62dfe033ddb688c580317272ff7aa596dce15099
[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" "0aac17eaa870691e796c12ef62dfe033ddb688c580317272ff7aa596dce15099", kill_on_drop: false }`
[INFO] [stderr]    Compiling h4x_re v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "0aac17eaa870691e796c12ef62dfe033ddb688c580317272ff7aa596dce15099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aac17eaa870691e796c12ef62dfe033ddb688c580317272ff7aa596dce15099", kill_on_drop: false }`
[INFO] [stdout] 0aac17eaa870691e796c12ef62dfe033ddb688c580317272ff7aa596dce15099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4a12d0485892ea6cfda69f1918b0b3cda52149129d37d88e7afe75225fff07e9
[INFO] running `Command { std: "docker" "start" "-a" "4a12d0485892ea6cfda69f1918b0b3cda52149129d37d88e7afe75225fff07e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/h4x_re-b9eef6748eb04de7
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::create ... ok
[INFO] [stdout] test tests::cost_and_string ... ok
[INFO] [stdout] test tests::no_dots ... ok
[INFO] [stdout] test tests::dots_unknown_pos ... ok
[INFO] [stdout] test tests::dots_known_pos ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests h4x_re
[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" "4a12d0485892ea6cfda69f1918b0b3cda52149129d37d88e7afe75225fff07e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a12d0485892ea6cfda69f1918b0b3cda52149129d37d88e7afe75225fff07e9", kill_on_drop: false }`
[INFO] [stdout] 4a12d0485892ea6cfda69f1918b0b3cda52149129d37d88e7afe75225fff07e9