[INFO] cloning repository https://github.com/cjpatton/better_proofs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cjpatton/better_proofs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjpatton%2Fbetter_proofs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjpatton%2Fbetter_proofs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 415b7e0f247e7763b62e1fb134ba2e3f55f4f62a
[INFO] checking cjpatton/better_proofs against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjpatton%2Fbetter_proofs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cjpatton/better_proofs
[INFO] finished tweaking git repo https://github.com/cjpatton/better_proofs
[INFO] tweaked toml for git repo https://github.com/cjpatton/better_proofs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cjpatton/better_proofs on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cjpatton/better_proofs 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] [stderr]   Downloaded inout v0.1.3
[INFO] [stderr]   Downloaded cipher v0.4.4
[INFO] [stderr]   Downloaded thiserror-impl v1.0.58
[INFO] [stderr]   Downloaded ctr v0.9.2
[INFO] [stderr]   Downloaded block-buffer v0.10.4
[INFO] [stderr]   Downloaded generic-array v0.14.7
[INFO] [stderr]   Downloaded hmac v0.12.1
[INFO] [stderr]   Downloaded typenum v1.17.0
[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] [stderr]   Downloaded sha2 v0.10.8
[INFO] [stderr]   Downloaded prio v0.16.2
[INFO] [stderr]   Downloaded crypto-common v0.1.6
[INFO] [stderr]   Downloaded digest v0.10.7
[INFO] [stderr]   Downloaded cpufeatures v0.2.12
[INFO] [stderr]   Downloaded keccak v0.1.5
[INFO] [stderr]   Downloaded serde v1.0.197
[INFO] [stderr]   Downloaded subtle v2.5.0
[INFO] [stderr]   Downloaded aes v0.8.4
[INFO] [stderr]   Downloaded getrandom v0.2.12
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] [stderr]   Downloaded thiserror v1.0.58
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded syn v2.0.58
[INFO] [stderr]   Downloaded sha3 v0.10.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b38d8f389fdee200e3c0f3e179461f1bfd591d26da4c7ff3e5130a2019ac609c
[INFO] running `Command { std: "docker" "start" "-a" "b38d8f389fdee200e3c0f3e179461f1bfd591d26da4c7ff3e5130a2019ac609c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38d8f389fdee200e3c0f3e179461f1bfd591d26da4c7ff3e5130a2019ac609c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38d8f389fdee200e3c0f3e179461f1bfd591d26da4c7ff3e5130a2019ac609c", kill_on_drop: false }`
[INFO] [stdout] b38d8f389fdee200e3c0f3e179461f1bfd591d26da4c7ff3e5130a2019ac609c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6193adbed7fd55395bbfc8f1b9d437874fc7e6da1e9ffee96966a0165679cad0
[INFO] running `Command { std: "docker" "start" "-a" "6193adbed7fd55395bbfc8f1b9d437874fc7e6da1e9ffee96966a0165679cad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking prio v0.16.2
[INFO] [stderr]     Checking better_proofs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `Command { std: "docker" "inspect" "6193adbed7fd55395bbfc8f1b9d437874fc7e6da1e9ffee96966a0165679cad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6193adbed7fd55395bbfc8f1b9d437874fc7e6da1e9ffee96966a0165679cad0", kill_on_drop: false }`
[INFO] [stdout] 6193adbed7fd55395bbfc8f1b9d437874fc7e6da1e9ffee96966a0165679cad0