[INFO] cloning repository https://github.com/MariaVakukh/quadratic_equation_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MariaVakukh/quadratic_equation_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMariaVakukh%2Fquadratic_equation_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMariaVakukh%2Fquadratic_equation_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1de6634dda45b230c246b6af3c52a90c7d47e642
[INFO] checking MariaVakukh/quadratic_equation_parser against try#1c4199da70f816f2239f41c55168ff75a3663718 for 155501-infallible-never-no-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMariaVakukh%2Fquadratic_equation_parser" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MariaVakukh/quadratic_equation_parser
[INFO] finished tweaking git repo https://github.com/MariaVakukh/quadratic_equation_parser
[INFO] tweaked toml for git repo https://github.com/MariaVakukh/quadratic_equation_parser written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MariaVakukh/quadratic_equation_parser on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MariaVakukh/quadratic_equation_parser 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" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_derive v2.8.3
[INFO] [stderr]   Downloaded pest_meta v2.8.3
[INFO] [stderr]   Downloaded pest_generator v2.8.3
[INFO] [stderr]   Downloaded pest v2.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00521494cfa9a60dc02cf2bbeb28bf31f8d440ebe2c4aedb3003c28f07e16a7b
[INFO] running `Command { std: "docker" "start" "-a" "00521494cfa9a60dc02cf2bbeb28bf31f8d440ebe2c4aedb3003c28f07e16a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00521494cfa9a60dc02cf2bbeb28bf31f8d440ebe2c4aedb3003c28f07e16a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00521494cfa9a60dc02cf2bbeb28bf31f8d440ebe2c4aedb3003c28f07e16a7b", kill_on_drop: false }`
[INFO] [stdout] 00521494cfa9a60dc02cf2bbeb28bf31f8d440ebe2c4aedb3003c28f07e16a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ef83732bf99852b2f0225c8937279f4b86ec5026841f0d9b2c67391d41e1bf6
[INFO] running `Command { std: "docker" "start" "-a" "5ef83732bf99852b2f0225c8937279f4b86ec5026841f0d9b2c67391d41e1bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking pest v2.8.3
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling pest_meta v2.8.3
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking quadratic_equation_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.58s
[INFO] running `Command { std: "docker" "inspect" "5ef83732bf99852b2f0225c8937279f4b86ec5026841f0d9b2c67391d41e1bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef83732bf99852b2f0225c8937279f4b86ec5026841f0d9b2c67391d41e1bf6", kill_on_drop: false }`
[INFO] [stdout] 5ef83732bf99852b2f0225c8937279f4b86ec5026841f0d9b2c67391d41e1bf6