[INFO] cloning repository https://github.com/uddhavdave/huffman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uddhavdave/huffman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuddhavdave%2Fhuffman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuddhavdave%2Fhuffman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06e7fcaa050b29061cbf7b11e697fd5da62818a7
[INFO] testing uddhavdave/huffman against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuddhavdave%2Fhuffman" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uddhavdave/huffman on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uddhavdave/huffman
[INFO] finished tweaking git repo https://github.com/uddhavdave/huffman
[INFO] tweaked toml for git repo https://github.com/uddhavdave/huffman written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/uddhavdave/huffman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v4.4.7
[INFO] [stderr]   Downloaded clap v4.4.18
[INFO] [stderr]   Downloaded windows-targets v0.52.0
[INFO] [stderr]   Downloaded anstream v0.6.10
[INFO] [stderr]   Downloaded anstyle v1.0.4
[INFO] [stderr]   Downloaded funty v2.0.0
[INFO] [stderr]   Downloaded radium v0.7.0
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded wyz v0.5.1
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded clap_builder v4.4.18
[INFO] [stderr]   Downloaded bitvec v1.0.1
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef9d040ff2eaf7a43d1b7ded8069e9ce7b9696a673921494c94c4d521f627345
[INFO] running `Command { std: "docker" "start" "-a" "ef9d040ff2eaf7a43d1b7ded8069e9ce7b9696a673921494c94c4d521f627345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9d040ff2eaf7a43d1b7ded8069e9ce7b9696a673921494c94c4d521f627345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9d040ff2eaf7a43d1b7ded8069e9ce7b9696a673921494c94c4d521f627345", kill_on_drop: false }`
[INFO] [stdout] ef9d040ff2eaf7a43d1b7ded8069e9ce7b9696a673921494c94c4d521f627345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e41a8796b202a840055bd75a408c9d8ef30b5da3a64985ebdbec0d321dfabd70
[INFO] running `Command { std: "docker" "start" "-a" "e41a8796b202a840055bd75a408c9d8ef30b5da3a64985ebdbec0d321dfabd70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling anstream v0.6.10
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.25s
[INFO] running `Command { std: "docker" "inspect" "e41a8796b202a840055bd75a408c9d8ef30b5da3a64985ebdbec0d321dfabd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41a8796b202a840055bd75a408c9d8ef30b5da3a64985ebdbec0d321dfabd70", kill_on_drop: false }`
[INFO] [stdout] e41a8796b202a840055bd75a408c9d8ef30b5da3a64985ebdbec0d321dfabd70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41d45200df1ce20ffdc9cc66d3fca8a2f8f96e9257ddc6ca5fefb2761207768d
[INFO] running `Command { std: "docker" "start" "-a" "41d45200df1ce20ffdc9cc66d3fca8a2f8f96e9257ddc6ca5fefb2761207768d", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "41d45200df1ce20ffdc9cc66d3fca8a2f8f96e9257ddc6ca5fefb2761207768d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d45200df1ce20ffdc9cc66d3fca8a2f8f96e9257ddc6ca5fefb2761207768d", kill_on_drop: false }`
[INFO] [stdout] 41d45200df1ce20ffdc9cc66d3fca8a2f8f96e9257ddc6ca5fefb2761207768d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c20cb0af2073bfc226f97efd35880f675aa9c384892e4675490f3697c0e66f3
[INFO] running `Command { std: "docker" "start" "-a" "8c20cb0af2073bfc226f97efd35880f675aa9c384892e4675490f3697c0e66f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffman-a8b7d4ec1718b13d)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/huffman-6ffd8c118b554045)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_encode_decode ... 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 huffman
[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" "8c20cb0af2073bfc226f97efd35880f675aa9c384892e4675490f3697c0e66f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c20cb0af2073bfc226f97efd35880f675aa9c384892e4675490f3697c0e66f3", kill_on_drop: false }`
[INFO] [stdout] 8c20cb0af2073bfc226f97efd35880f675aa9c384892e4675490f3697c0e66f3