[INFO] fetching crate string_compressor 1.0.1...
[INFO] testing string_compressor-1.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate string_compressor 1.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate string_compressor 1.0.1
[INFO] finished tweaking crates.io crate string_compressor 1.0.1
[INFO] tweaked toml for crates.io crate string_compressor 1.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate string_compressor 1.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64 v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9875a3738f8099d2ebcf9fade332f3260582e4d923d56d4b499914e8bcf18fb1
[INFO] running `Command { std: "docker" "start" "-a" "9875a3738f8099d2ebcf9fade332f3260582e4d923d56d4b499914e8bcf18fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9875a3738f8099d2ebcf9fade332f3260582e4d923d56d4b499914e8bcf18fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9875a3738f8099d2ebcf9fade332f3260582e4d923d56d4b499914e8bcf18fb1", kill_on_drop: false }`
[INFO] [stdout] 9875a3738f8099d2ebcf9fade332f3260582e4d923d56d4b499914e8bcf18fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9786e58b89ae96b4dae48997a8a9d72f68e631cd58e6b6b5404cf737286c7f38
[INFO] running `Command { std: "docker" "start" "-a" "9786e58b89ae96b4dae48997a8a9d72f68e631cd58e6b6b5404cf737286c7f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling string_compressor v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "9786e58b89ae96b4dae48997a8a9d72f68e631cd58e6b6b5404cf737286c7f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9786e58b89ae96b4dae48997a8a9d72f68e631cd58e6b6b5404cf737286c7f38", kill_on_drop: false }`
[INFO] [stdout] 9786e58b89ae96b4dae48997a8a9d72f68e631cd58e6b6b5404cf737286c7f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 353f6e77aadf0c0190748f26291a13f65bdd96504f8f40d5c75f7b34a882339a
[INFO] running `Command { std: "docker" "start" "-a" "353f6e77aadf0c0190748f26291a13f65bdd96504f8f40d5c75f7b34a882339a", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_compressor v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "353f6e77aadf0c0190748f26291a13f65bdd96504f8f40d5c75f7b34a882339a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353f6e77aadf0c0190748f26291a13f65bdd96504f8f40d5c75f7b34a882339a", kill_on_drop: false }`
[INFO] [stdout] 353f6e77aadf0c0190748f26291a13f65bdd96504f8f40d5c75f7b34a882339a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 876dc6632f5a43e9893e882b27cef0befee5baa873230d8be3e2265d1f5dce85
[INFO] running `Command { std: "docker" "start" "-a" "876dc6632f5a43e9893e882b27cef0befee5baa873230d8be3e2265d1f5dce85", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_compressor-341859e71c49d18b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string_compressor
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::leading_zeros_are_trimmed ... 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] [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" "876dc6632f5a43e9893e882b27cef0befee5baa873230d8be3e2265d1f5dce85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876dc6632f5a43e9893e882b27cef0befee5baa873230d8be3e2265d1f5dce85", kill_on_drop: false }`
[INFO] [stdout] 876dc6632f5a43e9893e882b27cef0befee5baa873230d8be3e2265d1f5dce85