[INFO] cloning repository https://github.com/gnuvince/vardel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gnuvince/vardel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnuvince%2Fvardel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnuvince%2Fvardel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6df782635cbc3f3fd70c330f45c817d370098fb5
[INFO] testing gnuvince/vardel against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnuvince%2Fvardel" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gnuvince/vardel on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gnuvince/vardel
[INFO] finished tweaking git repo https://github.com/gnuvince/vardel
[INFO] tweaked toml for git repo https://github.com/gnuvince/vardel written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-fork v0.3.0
[INFO] [stderr]   Downloaded proptest v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4f849c2e844795bc62f18a3442db54f85b9521814693e5048bf65768de3e404
[INFO] running `Command { std: "docker" "start" "-a" "c4f849c2e844795bc62f18a3442db54f85b9521814693e5048bf65768de3e404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4f849c2e844795bc62f18a3442db54f85b9521814693e5048bf65768de3e404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f849c2e844795bc62f18a3442db54f85b9521814693e5048bf65768de3e404", kill_on_drop: false }`
[INFO] [stdout] c4f849c2e844795bc62f18a3442db54f85b9521814693e5048bf65768de3e404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b83a1675ec367858dd614b352ea0f194aef16545eb1d3c066c703708a9270512
[INFO] running `Command { std: "docker" "start" "-a" "b83a1675ec367858dd614b352ea0f194aef16545eb1d3c066c703708a9270512", kill_on_drop: false }`
[INFO] [stderr]    Compiling vardel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b83a1675ec367858dd614b352ea0f194aef16545eb1d3c066c703708a9270512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83a1675ec367858dd614b352ea0f194aef16545eb1d3c066c703708a9270512", kill_on_drop: false }`
[INFO] [stdout] b83a1675ec367858dd614b352ea0f194aef16545eb1d3c066c703708a9270512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7038fc0d041ff3c257589220a6bf62e5e8223697a401aa9a97c56b227405e7a6
[INFO] running `Command { std: "docker" "start" "-a" "7038fc0d041ff3c257589220a6bf62e5e8223697a401aa9a97c56b227405e7a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling vardel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.75s
[INFO] running `Command { std: "docker" "inspect" "7038fc0d041ff3c257589220a6bf62e5e8223697a401aa9a97c56b227405e7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7038fc0d041ff3c257589220a6bf62e5e8223697a401aa9a97c56b227405e7a6", kill_on_drop: false }`
[INFO] [stdout] 7038fc0d041ff3c257589220a6bf62e5e8223697a401aa9a97c56b227405e7a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91d7f72bb3b57b6308a657c150a0d021f8b2ef739e97958c2648bb234096dc99
[INFO] running `Command { std: "docker" "start" "-a" "91d7f72bb3b57b6308a657c150a0d021f8b2ef739e97958c2648bb234096dc99", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vardel-32567eac88731336)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_decode_u32 ... ok
[INFO] [stdout] test test_delta_encode_u32_slice ... ok
[INFO] [stdout] test test_encode_fail ... ok
[INFO] [stdout] test test_encode_u32 ... ok
[INFO] [stdout] test test_encode_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/property_tests.rs (/opt/rustwide/target/debug/deps/property_tests-1b13aa4e3b818467)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test prop_encode_decode_u16 ... ok
[INFO] [stdout] test prop_encode_decode_u128 ... ok
[INFO] [stdout] test prop_encode_decode_u32 ... ok
[INFO] [stdout] test prop_encode_decode_u64 ... ok
[INFO] [stdout] test prop_encode_decode_u16_slice ... ok
[INFO] [stdout] test prop_encode_decode_u32_slice ... ok
[INFO] [stdout] test prop_delta_encode_decode_u16_slice ... ok
[INFO] [stdout] test prop_delta_encode_decode_u32_slice ... ok
[INFO] [stdout] test prop_encode_decode_u64_slice ... ok
[INFO] [stdout] test prop_delta_encode_decode_u64_slice ... ok
[INFO] [stdout] test prop_encode_decode_u128_slice ... ok
[INFO] [stdout] test prop_delta_encode_decode_u128_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vardel
[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" "91d7f72bb3b57b6308a657c150a0d021f8b2ef739e97958c2648bb234096dc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d7f72bb3b57b6308a657c150a0d021f8b2ef739e97958c2648bb234096dc99", kill_on_drop: false }`
[INFO] [stdout] 91d7f72bb3b57b6308a657c150a0d021f8b2ef739e97958c2648bb234096dc99