[INFO] cloning repository https://github.com/ChihChengLiang/assign_region_error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChihChengLiang/assign_region_error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChihChengLiang%2Fassign_region_error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChihChengLiang%2Fassign_region_error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5060162cc08e5cb115d14e4d719f2d34127f2ce1
[INFO] building ChihChengLiang/assign_region_error against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChihChengLiang%2Fassign_region_error" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ChihChengLiang/assign_region_error on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ChihChengLiang/assign_region_error
[INFO] finished tweaking git repo https://github.com/ChihChengLiang/assign_region_error
[INFO] tweaked toml for git repo https://github.com/ChihChengLiang/assign_region_error written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/ChihChengLiang/assign_region_error already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17aa1e20374d4ce8b82db2880521fabd9e199d62ff688a68bbccd8823e024dfc
[INFO] running `Command { std: "docker" "start" "-a" "17aa1e20374d4ce8b82db2880521fabd9e199d62ff688a68bbccd8823e024dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17aa1e20374d4ce8b82db2880521fabd9e199d62ff688a68bbccd8823e024dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17aa1e20374d4ce8b82db2880521fabd9e199d62ff688a68bbccd8823e024dfc", kill_on_drop: false }`
[INFO] [stdout] 17aa1e20374d4ce8b82db2880521fabd9e199d62ff688a68bbccd8823e024dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1860e1a59844c629d1712b9d54f7730f2df39e1cf4eab7ae5879ee3c856766c
[INFO] running `Command { std: "docker" "start" "-a" "d1860e1a59844c629d1712b9d54f7730f2df39e1cf4eab7ae5879ee3c856766c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling ff v0.10.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pasta_curves v0.1.2
[INFO] [stderr]    Compiling halo2 v0.0.1 (https://github.com/zcash/halo2.git?rev=4283713ec76051eaf21a06d0279fa7d3497cafb6#4283713e)
[INFO] [stderr]    Compiling assign_region_error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "d1860e1a59844c629d1712b9d54f7730f2df39e1cf4eab7ae5879ee3c856766c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1860e1a59844c629d1712b9d54f7730f2df39e1cf4eab7ae5879ee3c856766c", kill_on_drop: false }`
[INFO] [stdout] d1860e1a59844c629d1712b9d54f7730f2df39e1cf4eab7ae5879ee3c856766c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d72f5aadf3dc5e08d602caadfb0226b53a184de687bc174adae0b74ccf2d4436
[INFO] running `Command { std: "docker" "start" "-a" "d72f5aadf3dc5e08d602caadfb0226b53a184de687bc174adae0b74ccf2d4436", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assign_region_error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.91s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/assign_region_error-daec3c4cfd06962f)
[INFO] running `Command { std: "docker" "inspect" "d72f5aadf3dc5e08d602caadfb0226b53a184de687bc174adae0b74ccf2d4436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72f5aadf3dc5e08d602caadfb0226b53a184de687bc174adae0b74ccf2d4436", kill_on_drop: false }`
[INFO] [stdout] d72f5aadf3dc5e08d602caadfb0226b53a184de687bc174adae0b74ccf2d4436