[INFO] fetching crate sing_rs 0.1.3...
[INFO] building sing_rs-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate sing_rs 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sing_rs 0.1.3
[INFO] finished tweaking crates.io crate sing_rs 0.1.3
[INFO] tweaked toml for crates.io crate sing_rs 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sing_rs 0.1.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 87 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 base64 v0.13.1
[INFO] [stderr]   Downloaded ron v0.7.1
[INFO] [stderr]   Downloaded sing_macros v0.1.3
[INFO] [stderr]   Downloaded sing_util v0.1.3
[INFO] [stderr]   Downloaded sing_parse v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a2122d58693f278c5abec7bfdc5b89fec0176079f6be53f93bf4e3c8be9ff6b
[INFO] running `Command { std: "docker" "start" "-a" "1a2122d58693f278c5abec7bfdc5b89fec0176079f6be53f93bf4e3c8be9ff6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a2122d58693f278c5abec7bfdc5b89fec0176079f6be53f93bf4e3c8be9ff6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2122d58693f278c5abec7bfdc5b89fec0176079f6be53f93bf4e3c8be9ff6b", kill_on_drop: false }`
[INFO] [stdout] 1a2122d58693f278c5abec7bfdc5b89fec0176079f6be53f93bf4e3c8be9ff6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db4b157a1e32484b059185c54c5abf56fd25b6fbe1dd67bce9b600e993e3cac5
[INFO] running `Command { std: "docker" "start" "-a" "db4b157a1e32484b059185c54c5abf56fd25b6fbe1dd67bce9b600e993e3cac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sing_util v0.1.3
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling sing_parse v0.1.3
[INFO] [stderr]    Compiling sing_macros v0.1.3
[INFO] [stderr]    Compiling sing_rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.70s
[INFO] running `Command { std: "docker" "inspect" "db4b157a1e32484b059185c54c5abf56fd25b6fbe1dd67bce9b600e993e3cac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4b157a1e32484b059185c54c5abf56fd25b6fbe1dd67bce9b600e993e3cac5", kill_on_drop: false }`
[INFO] [stdout] db4b157a1e32484b059185c54c5abf56fd25b6fbe1dd67bce9b600e993e3cac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2be50ee7bff1cbfac68d25c0445dd4c9999e966265021493b80fd161864691c
[INFO] running `Command { std: "docker" "start" "-a" "b2be50ee7bff1cbfac68d25c0445dd4c9999e966265021493b80fd161864691c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sing_rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "b2be50ee7bff1cbfac68d25c0445dd4c9999e966265021493b80fd161864691c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2be50ee7bff1cbfac68d25c0445dd4c9999e966265021493b80fd161864691c", kill_on_drop: false }`
[INFO] [stdout] b2be50ee7bff1cbfac68d25c0445dd4c9999e966265021493b80fd161864691c