[INFO] fetching crate rscompress-approximation 0.1.1...
[INFO] testing rscompress-approximation-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rscompress-approximation 0.1.1 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate rscompress-approximation 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rscompress-approximation 0.1.1
[INFO] finished tweaking crates.io crate rscompress-approximation 0.1.1
[INFO] tweaked toml for crates.io crate rscompress-approximation 0.1.1 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b05254c89f3a17324b9ce367d32ba8c15cf6a7827a84f28323cb04531ac969fe
[INFO] running `Command { std: "docker" "start" "-a" "b05254c89f3a17324b9ce367d32ba8c15cf6a7827a84f28323cb04531ac969fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b05254c89f3a17324b9ce367d32ba8c15cf6a7827a84f28323cb04531ac969fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05254c89f3a17324b9ce367d32ba8c15cf6a7827a84f28323cb04531ac969fe", kill_on_drop: false }`
[INFO] [stdout] b05254c89f3a17324b9ce367d32ba8c15cf6a7827a84f28323cb04531ac969fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e3a8e58934e0e1b53fa17160c9cc596c0bbd7a3bda33ad501863a5a492563ad
[INFO] running `Command { std: "docker" "start" "-a" "4e3a8e58934e0e1b53fa17160c9cc596c0bbd7a3bda33ad501863a5a492563ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling rscompress-approximation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "4e3a8e58934e0e1b53fa17160c9cc596c0bbd7a3bda33ad501863a5a492563ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3a8e58934e0e1b53fa17160c9cc596c0bbd7a3bda33ad501863a5a492563ad", kill_on_drop: false }`
[INFO] [stdout] 4e3a8e58934e0e1b53fa17160c9cc596c0bbd7a3bda33ad501863a5a492563ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44062407d266199d6d56c5239f7289997fad0d62730a501a94d90b21f1b72d0
[INFO] running `Command { std: "docker" "start" "-a" "f44062407d266199d6d56c5239f7289997fad0d62730a501a94d90b21f1b72d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rscompress-approximation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rscompress_approximation-cb37fc2237dd255b)
[INFO] running `Command { std: "docker" "inspect" "f44062407d266199d6d56c5239f7289997fad0d62730a501a94d90b21f1b72d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44062407d266199d6d56c5239f7289997fad0d62730a501a94d90b21f1b72d0", kill_on_drop: false }`
[INFO] [stdout] f44062407d266199d6d56c5239f7289997fad0d62730a501a94d90b21f1b72d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bcc24aac8f72a5843d3f6c2f0c9da72bbf074a4ca9acf88d0764a2cd20b6cb4
[INFO] running `Command { std: "docker" "start" "-a" "1bcc24aac8f72a5843d3f6c2f0c9da72bbf074a4ca9acf88d0764a2cd20b6cb4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rscompress_approximation-cb37fc2237dd255b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rscompress-approximation
[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" "1bcc24aac8f72a5843d3f6c2f0c9da72bbf074a4ca9acf88d0764a2cd20b6cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bcc24aac8f72a5843d3f6c2f0c9da72bbf074a4ca9acf88d0764a2cd20b6cb4", kill_on_drop: false }`
[INFO] [stdout] 1bcc24aac8f72a5843d3f6c2f0c9da72bbf074a4ca9acf88d0764a2cd20b6cb4