[INFO] cloning repository https://github.com/tylerjereddy/bench_rusty_hausdorff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tylerjereddy/bench_rusty_hausdorff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerjereddy%2Fbench_rusty_hausdorff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerjereddy%2Fbench_rusty_hausdorff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ce52e5bdf78919818d7baee62ea73f2b5818af2
[INFO] checking tylerjereddy/bench_rusty_hausdorff against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerjereddy%2Fbench_rusty_hausdorff" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tylerjereddy/bench_rusty_hausdorff on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tylerjereddy/bench_rusty_hausdorff
[INFO] finished tweaking git repo https://github.com/tylerjereddy/bench_rusty_hausdorff
[INFO] tweaked toml for git repo https://github.com/tylerjereddy/bench_rusty_hausdorff written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tylerjereddy/bench_rusty_hausdorff 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 timeit v0.1.2
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded zip v0.5.13
[INFO] [stderr]   Downloaded ndarray-npy v0.8.0
[INFO] [stderr]   Downloaded rusty_hausdorff v0.1.0
[INFO] [stderr]   Downloaded flate2 v1.0.21
[INFO] [stderr]   Downloaded num-bigint v0.4.2
[INFO] [stderr]   Downloaded ndarray v0.15.3
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45ff093ecb23ceb666b77f46a0ece205bbbe329ff2b27a898953b2917cea9048
[INFO] running `Command { std: "docker" "start" "-a" "45ff093ecb23ceb666b77f46a0ece205bbbe329ff2b27a898953b2917cea9048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ff093ecb23ceb666b77f46a0ece205bbbe329ff2b27a898953b2917cea9048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ff093ecb23ceb666b77f46a0ece205bbbe329ff2b27a898953b2917cea9048", kill_on_drop: false }`
[INFO] [stdout] 45ff093ecb23ceb666b77f46a0ece205bbbe329ff2b27a898953b2917cea9048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69edc400819f4401ab50232e1d2bb178550a57275a65be7ced5ab68769a8ae4
[INFO] running `Command { std: "docker" "start" "-a" "b69edc400819f4401ab50232e1d2bb178550a57275a65be7ced5ab68769a8ae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.21
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking timeit v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking ndarray v0.15.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking ndarray-npy v0.8.0
[INFO] [stderr]     Checking rusty_hausdorff v0.1.0
[INFO] [stderr]     Checking bench_rusty_hausdorff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.51s
[INFO] running `Command { std: "docker" "inspect" "b69edc400819f4401ab50232e1d2bb178550a57275a65be7ced5ab68769a8ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69edc400819f4401ab50232e1d2bb178550a57275a65be7ced5ab68769a8ae4", kill_on_drop: false }`
[INFO] [stdout] b69edc400819f4401ab50232e1d2bb178550a57275a65be7ced5ab68769a8ae4
[INFO] checking tylerjereddy/bench_rusty_hausdorff against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerjereddy%2Fbench_rusty_hausdorff" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tylerjereddy/bench_rusty_hausdorff on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tylerjereddy/bench_rusty_hausdorff
[INFO] finished tweaking git repo https://github.com/tylerjereddy/bench_rusty_hausdorff
[INFO] tweaked toml for git repo https://github.com/tylerjereddy/bench_rusty_hausdorff written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tylerjereddy/bench_rusty_hausdorff 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91ca36ab1a6a25a2a298e3e9d6614169b797af3e0cbd22174c05ce609c180597
[INFO] running `Command { std: "docker" "start" "-a" "91ca36ab1a6a25a2a298e3e9d6614169b797af3e0cbd22174c05ce609c180597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91ca36ab1a6a25a2a298e3e9d6614169b797af3e0cbd22174c05ce609c180597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ca36ab1a6a25a2a298e3e9d6614169b797af3e0cbd22174c05ce609c180597", kill_on_drop: false }`
[INFO] [stdout] 91ca36ab1a6a25a2a298e3e9d6614169b797af3e0cbd22174c05ce609c180597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f1e1c1f4a20813c8d5a9d29114bbaeffb5f7265c060e2055e43a7b323e0ae0
[INFO] running `Command { std: "docker" "start" "-a" "76f1e1c1f4a20813c8d5a9d29114bbaeffb5f7265c060e2055e43a7b323e0ae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.21
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking timeit v0.1.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking ndarray v0.15.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking ndarray-npy v0.8.0
[INFO] [stderr]     Checking rusty_hausdorff v0.1.0
[INFO] [stderr]     Checking bench_rusty_hausdorff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.83s
[INFO] running `Command { std: "docker" "inspect" "76f1e1c1f4a20813c8d5a9d29114bbaeffb5f7265c060e2055e43a7b323e0ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f1e1c1f4a20813c8d5a9d29114bbaeffb5f7265c060e2055e43a7b323e0ae0", kill_on_drop: false }`
[INFO] [stdout] 76f1e1c1f4a20813c8d5a9d29114bbaeffb5f7265c060e2055e43a7b323e0ae0