[INFO] fetching crate mustang 0.3.0...
[INFO] testing mustang-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate mustang 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mustang 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mustang 0.3.0
[INFO] finished tweaking crates.io crate mustang 0.3.0
[INFO] tweaked toml for crates.io crate mustang 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.2
[INFO] [stderr]   Downloaded dlmalloc v0.2.3
[INFO] [stderr]   Downloaded compiler_builtins v0.1.55
[INFO] [stderr]   Downloaded sync-resolve v0.3.0
[INFO] [stderr]   Downloaded realpath-ext v0.1.0
[INFO] [stderr]   Downloaded unwinding v0.1.3
[INFO] [stderr]   Downloaded io-lifetimes v0.4.3
[INFO] [stderr]   Downloaded rustix v0.27.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.36
[INFO] [stderr]   Downloaded c-scape v0.3.0
[INFO] [stderr]   Downloaded origin v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857fb88184fbd7a0df0df1f0222fb291c33f5e16c7017d15c133686cd4c209ab
[INFO] running `Command { std: "docker" "start" "-a" "857fb88184fbd7a0df0df1f0222fb291c33f5e16c7017d15c133686cd4c209ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857fb88184fbd7a0df0df1f0222fb291c33f5e16c7017d15c133686cd4c209ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857fb88184fbd7a0df0df1f0222fb291c33f5e16c7017d15c133686cd4c209ab", kill_on_drop: false }`
[INFO] [stdout] 857fb88184fbd7a0df0df1f0222fb291c33f5e16c7017d15c133686cd4c209ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99b24a841d2d2cb955881bb6cb0b65f9916c31063dc168566d10d54f342d1966
[INFO] running `Command { std: "docker" "start" "-a" "99b24a841d2d2cb955881bb6cb0b65f9916c31063dc168566d10d54f342d1966", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling mustang v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unwinding v0.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "99b24a841d2d2cb955881bb6cb0b65f9916c31063dc168566d10d54f342d1966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b24a841d2d2cb955881bb6cb0b65f9916c31063dc168566d10d54f342d1966", kill_on_drop: false }`
[INFO] [stdout] 99b24a841d2d2cb955881bb6cb0b65f9916c31063dc168566d10d54f342d1966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e90206a8cfb69ce4531adce66d26875fd6dca882b1d8b15cb9749b476acdb61
[INFO] running `Command { std: "docker" "start" "-a" "1e90206a8cfb69ce4531adce66d26875fd6dca882b1d8b15cb9749b476acdb61", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mustang v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "1e90206a8cfb69ce4531adce66d26875fd6dca882b1d8b15cb9749b476acdb61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e90206a8cfb69ce4531adce66d26875fd6dca882b1d8b15cb9749b476acdb61", kill_on_drop: false }`
[INFO] [stdout] 1e90206a8cfb69ce4531adce66d26875fd6dca882b1d8b15cb9749b476acdb61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6341dcd69a55c6f3e3458263a2c8d163a0dd3388c02ceeab563273e86b411e3
[INFO] running `Command { std: "docker" "start" "-a" "d6341dcd69a55c6f3e3458263a2c8d163a0dd3388c02ceeab563273e86b411e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mustang-7cee9d96221577b8)
[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]    Doc-tests mustang
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6341dcd69a55c6f3e3458263a2c8d163a0dd3388c02ceeab563273e86b411e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6341dcd69a55c6f3e3458263a2c8d163a0dd3388c02ceeab563273e86b411e3", kill_on_drop: false }`
[INFO] [stdout] d6341dcd69a55c6f3e3458263a2c8d163a0dd3388c02ceeab563273e86b411e3