[INFO] fetching crate eles 1.0.0...
[INFO] testing eles-1.0.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate eles 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate eles 1.0.0
[INFO] finished tweaking crates.io crate eles 1.0.0
[INFO] tweaked toml for crates.io crate eles 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate eles 1.0.0 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 eles 1.0.0 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] 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] 1a7734a9cb1209ccb3c9ae03722d74d282c11a7c6e816edc777b7052a1b00e48
[INFO] running `Command { std: "docker" "start" "-a" "1a7734a9cb1209ccb3c9ae03722d74d282c11a7c6e816edc777b7052a1b00e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a7734a9cb1209ccb3c9ae03722d74d282c11a7c6e816edc777b7052a1b00e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7734a9cb1209ccb3c9ae03722d74d282c11a7c6e816edc777b7052a1b00e48", kill_on_drop: false }`
[INFO] [stdout] 1a7734a9cb1209ccb3c9ae03722d74d282c11a7c6e816edc777b7052a1b00e48
[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] ac26ae57abc270e75141d8230784b62f59046e0fc17bf2455c7936c7c747d0cd
[INFO] running `Command { std: "docker" "start" "-a" "ac26ae57abc270e75141d8230784b62f59046e0fc17bf2455c7936c7c747d0cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling eles v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "ac26ae57abc270e75141d8230784b62f59046e0fc17bf2455c7936c7c747d0cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac26ae57abc270e75141d8230784b62f59046e0fc17bf2455c7936c7c747d0cd", kill_on_drop: false }`
[INFO] [stdout] ac26ae57abc270e75141d8230784b62f59046e0fc17bf2455c7936c7c747d0cd
[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] de93dce20efa1fe107b7e44840bf7dc82a0d68eb9ffc3e433b43346649874f6c
[INFO] running `Command { std: "docker" "start" "-a" "de93dce20efa1fe107b7e44840bf7dc82a0d68eb9ffc3e433b43346649874f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling eles v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/practical_use_case.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 |  S(String),
[INFO] [stdout]    |  - ^^^^^^
[INFO] [stdout]    |  |
[INFO] [stdout]    |  field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 -  S(String),
[INFO] [stdout] 14 +  S(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `Command { std: "docker" "inspect" "de93dce20efa1fe107b7e44840bf7dc82a0d68eb9ffc3e433b43346649874f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de93dce20efa1fe107b7e44840bf7dc82a0d68eb9ffc3e433b43346649874f6c", kill_on_drop: false }`
[INFO] [stdout] de93dce20efa1fe107b7e44840bf7dc82a0d68eb9ffc3e433b43346649874f6c
[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] facd89cf6f9ab51b0b6f086262ea0ef96621dc56839a5515c72020506b467c8a
[INFO] running `Command { std: "docker" "start" "-a" "facd89cf6f9ab51b0b6f086262ea0ef96621dc56839a5515c72020506b467c8a", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stdout] 
[INFO] [stderr]   --> examples/practical_use_case.rs:14:4
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 14 |  S(String),
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |  - ^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |  |
[INFO] [stdout] 
[INFO] [stderr]    |  field in this variant
[INFO] [stdout] running 8 tests
[INFO] [stderr]    |
[INFO] [stdout] test just_false ... ok
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] test just_true ... ok
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout] test not ... ok
[INFO] [stderr]    |
[INFO] [stdout] test x_and_x ... ok
[INFO] [stderr] 14 -  S(String),
[INFO] [stderr] 14 +  S(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `eles` (example "practical_use_case") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/eles-81e0de7b87688cc0)
[INFO] [stderr]      Running tests/basics.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/basics-b8f2b35179280f06)
[INFO] [stdout] test x_xor_x ... ok
[INFO] [stdout] test err ... ok
[INFO] [stdout] test x_or_x ... ok
[INFO] [stdout] test parenthes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "facd89cf6f9ab51b0b6f086262ea0ef96621dc56839a5515c72020506b467c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "facd89cf6f9ab51b0b6f086262ea0ef96621dc56839a5515c72020506b467c8a", kill_on_drop: false }`
[INFO] [stdout] facd89cf6f9ab51b0b6f086262ea0ef96621dc56839a5515c72020506b467c8a