[INFO] fetching crate bottomify 1.2.0...
[INFO] testing bottomify-1.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bottomify 1.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bottomify 1.2.0
[INFO] finished tweaking crates.io crate bottomify 1.2.0
[INFO] tweaked toml for crates.io crate bottomify 1.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bottomify 1.2.0 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 bottomify 1.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a06a9f54421214dd8e05d1a6534fd11c9207cc7380d99d8009542b3a3dc1c636
[INFO] running `Command { std: "docker" "start" "-a" "a06a9f54421214dd8e05d1a6534fd11c9207cc7380d99d8009542b3a3dc1c636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a06a9f54421214dd8e05d1a6534fd11c9207cc7380d99d8009542b3a3dc1c636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06a9f54421214dd8e05d1a6534fd11c9207cc7380d99d8009542b3a3dc1c636", kill_on_drop: false }`
[INFO] [stdout] a06a9f54421214dd8e05d1a6534fd11c9207cc7380d99d8009542b3a3dc1c636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b95865fe9ca1029f998f892996fec8153558f60758b3e13c9c515584e51fc489
[INFO] running `Command { std: "docker" "start" "-a" "b95865fe9ca1029f998f892996fec8153558f60758b3e13c9c515584e51fc489", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling bottomify v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "b95865fe9ca1029f998f892996fec8153558f60758b3e13c9c515584e51fc489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95865fe9ca1029f998f892996fec8153558f60758b3e13c9c515584e51fc489", kill_on_drop: false }`
[INFO] [stdout] b95865fe9ca1029f998f892996fec8153558f60758b3e13c9c515584e51fc489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 41e9df13980427bef86d2f65e9ac33eb877094d6e414f6258094341b6c4c4033
[INFO] running `Command { std: "docker" "start" "-a" "41e9df13980427bef86d2f65e9ac33eb877094d6e414f6258094341b6c4c4033", kill_on_drop: false }`
[INFO] [stderr]    Compiling bottomify v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "41e9df13980427bef86d2f65e9ac33eb877094d6e414f6258094341b6c4c4033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e9df13980427bef86d2f65e9ac33eb877094d6e414f6258094341b6c4c4033", kill_on_drop: false }`
[INFO] [stdout] 41e9df13980427bef86d2f65e9ac33eb877094d6e414f6258094341b6c4c4033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7d4c01c7e2a10df9424ecd4ba770106e2fa343621019c92c0cd47689652a3a37
[INFO] running `Command { std: "docker" "start" "-a" "7d4c01c7e2a10df9424ecd4ba770106e2fa343621019c92c0cd47689652a3a37", 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/x86_64-unknown-linux-musl/debug/deps/bottomify-d941e9b6068ca1f2)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test bottom::tests::test_byte_encode ... ok
[INFO] [stdout] test bottom::tests::test_char_decode ... ok
[INFO] [stdout] test bottom::tests::test_embedded_null_byte ... ok
[INFO] [stdout] test bottom::tests::test_string_decode ... ok
[INFO] [stdout] test bottom::tests::test_string_encode ... ok
[INFO] [stdout] test bottom::tests::test_unicode_string_decode ... ok
[INFO] [stdout] test bottom::tests::test_unicode_string_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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/x86_64-unknown-linux-musl/debug/deps/bottomify-c851e000b1b28b36)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test bottom::tests::test_byte_encode ... ok
[INFO] [stdout] test bottom::tests::test_char_decode ... ok
[INFO] [stdout] test bottom::tests::test_embedded_null_byte ... ok
[INFO] [stdout] test bottom::tests::test_string_decode ... ok
[INFO] [stdout] test bottom::tests::test_string_encode ... ok
[INFO] [stdout] test bottom::tests::test_unicode_string_decode ... ok
[INFO] [stdout] test bottom::tests::test_unicode_string_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d4c01c7e2a10df9424ecd4ba770106e2fa343621019c92c0cd47689652a3a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4c01c7e2a10df9424ecd4ba770106e2fa343621019c92c0cd47689652a3a37", kill_on_drop: false }`
[INFO] [stdout] 7d4c01c7e2a10df9424ecd4ba770106e2fa343621019c92c0cd47689652a3a37