[INFO] fetching crate snakeoil 0.1.0...
[INFO] testing snakeoil-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate snakeoil 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate snakeoil 0.1.0
[INFO] finished tweaking crates.io crate snakeoil 0.1.0
[INFO] tweaked toml for crates.io crate snakeoil 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snakeoil 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snakeoil 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-gen v0.1.3
[INFO] [stderr]   Downloaded python_object v0.1.0
[INFO] [stderr]   Downloaded wasmi-validation v0.2.0
[INFO] [stderr]   Downloaded snakeoil-wasm v0.1.0
[INFO] [stderr]   Downloaded pyc v0.1.0
[INFO] [stderr]   Downloaded parity-wasm v0.40.3
[INFO] [stderr]   Downloaded wasmi v0.5.1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dfa639f0129c83bc51085ea5d9b1b682992f15653d166e415741210774b9967
[INFO] running `Command { std: "docker" "start" "-a" "6dfa639f0129c83bc51085ea5d9b1b682992f15653d166e415741210774b9967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dfa639f0129c83bc51085ea5d9b1b682992f15653d166e415741210774b9967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfa639f0129c83bc51085ea5d9b1b682992f15653d166e415741210774b9967", kill_on_drop: false }`
[INFO] [stdout] 6dfa639f0129c83bc51085ea5d9b1b682992f15653d166e415741210774b9967
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7180974be8b2c344a295d6bf285a0702d172f1cdd9a72eafe4ed985f09934223
[INFO] running `Command { std: "docker" "start" "-a" "7180974be8b2c344a295d6bf285a0702d172f1cdd9a72eafe4ed985f09934223", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling parity-wasm v0.40.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling wasm-gen v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling wasmi-validation v0.2.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling wasmi v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling python_object v0.1.0
[INFO] [stderr]    Compiling snakeoil-wasm v0.1.0
[INFO] [stderr]    Compiling pyc v0.1.0
[INFO] [stderr]    Compiling snakeoil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "7180974be8b2c344a295d6bf285a0702d172f1cdd9a72eafe4ed985f09934223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7180974be8b2c344a295d6bf285a0702d172f1cdd9a72eafe4ed985f09934223", kill_on_drop: false }`
[INFO] [stdout] 7180974be8b2c344a295d6bf285a0702d172f1cdd9a72eafe4ed985f09934223
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1457116909d60fbf2e78408a61c0b8738bba005ad1a54c9a2c80a6bc833ea16d
[INFO] running `Command { std: "docker" "start" "-a" "1457116909d60fbf2e78408a61c0b8738bba005ad1a54c9a2c80a6bc833ea16d", kill_on_drop: false }`
[INFO] [stderr]    Compiling snakeoil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1457116909d60fbf2e78408a61c0b8738bba005ad1a54c9a2c80a6bc833ea16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1457116909d60fbf2e78408a61c0b8738bba005ad1a54c9a2c80a6bc833ea16d", kill_on_drop: false }`
[INFO] [stdout] 1457116909d60fbf2e78408a61c0b8738bba005ad1a54c9a2c80a6bc833ea16d
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 34c982bc075833511e336d6325433f353a1b36cf97383f0d61e52629aa8d1ed9
[INFO] running `Command { std: "docker" "start" "-a" "34c982bc075833511e336d6325433f353a1b36cf97383f0d61e52629aa8d1ed9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/snakeoil-13ae19ccc1d4e818)
[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" "34c982bc075833511e336d6325433f353a1b36cf97383f0d61e52629aa8d1ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c982bc075833511e336d6325433f353a1b36cf97383f0d61e52629aa8d1ed9", kill_on_drop: false }`
[INFO] [stdout] 34c982bc075833511e336d6325433f353a1b36cf97383f0d61e52629aa8d1ed9