[INFO] cloning repository https://github.com/ozymandiaslone/conway-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ozymandiaslone/conway-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozymandiaslone%2Fconway-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozymandiaslone%2Fconway-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14864eb354a70342780319e13c7b79722093ca4e
[INFO] checking ozymandiaslone/conway-in-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozymandiaslone%2Fconway-in-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ozymandiaslone/conway-in-rust 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/ozymandiaslone/conway-in-rust
[INFO] finished tweaking git repo https://github.com/ozymandiaslone/conway-in-rust
[INFO] tweaked toml for git repo https://github.com/ozymandiaslone/conway-in-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ozymandiaslone/conway-in-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9ca79db7883da51869e0f3ee4fb4d4f377fc18f258fb31f3a4b5ebb1a068cdde
[INFO] running `Command { std: "docker" "start" "-a" "9ca79db7883da51869e0f3ee4fb4d4f377fc18f258fb31f3a4b5ebb1a068cdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ca79db7883da51869e0f3ee4fb4d4f377fc18f258fb31f3a4b5ebb1a068cdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca79db7883da51869e0f3ee4fb4d4f377fc18f258fb31f3a4b5ebb1a068cdde", kill_on_drop: false }`
[INFO] [stdout] 9ca79db7883da51869e0f3ee4fb4d4f377fc18f258fb31f3a4b5ebb1a068cdde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d9e3d33b82d20efbd55947e6dd3de1b3fa35c620001edd194ea6ec62008fc46c
[INFO] running `Command { std: "docker" "start" "-a" "d9e3d33b82d20efbd55947e6dd3de1b3fa35c620001edd194ea6ec62008fc46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clearscreen v2.0.1
[INFO] [stderr]     Checking conway-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "d9e3d33b82d20efbd55947e6dd3de1b3fa35c620001edd194ea6ec62008fc46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e3d33b82d20efbd55947e6dd3de1b3fa35c620001edd194ea6ec62008fc46c", kill_on_drop: false }`
[INFO] [stdout] d9e3d33b82d20efbd55947e6dd3de1b3fa35c620001edd194ea6ec62008fc46c
[INFO] checking ozymandiaslone/conway-in-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozymandiaslone%2Fconway-in-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ozymandiaslone/conway-in-rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ozymandiaslone/conway-in-rust
[INFO] finished tweaking git repo https://github.com/ozymandiaslone/conway-in-rust
[INFO] tweaked toml for git repo https://github.com/ozymandiaslone/conway-in-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ozymandiaslone/conway-in-rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e0f9f64ab4590da9b4718c9dead8296b257e6a51e8f64a5cbdce2b673e776bc
[INFO] running `Command { std: "docker" "start" "-a" "6e0f9f64ab4590da9b4718c9dead8296b257e6a51e8f64a5cbdce2b673e776bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e0f9f64ab4590da9b4718c9dead8296b257e6a51e8f64a5cbdce2b673e776bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0f9f64ab4590da9b4718c9dead8296b257e6a51e8f64a5cbdce2b673e776bc", kill_on_drop: false }`
[INFO] [stdout] 6e0f9f64ab4590da9b4718c9dead8296b257e6a51e8f64a5cbdce2b673e776bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7708580103dd188a36b257b2c4449cd4ec0fbf66efc787624986d8259b78b31
[INFO] running `Command { std: "docker" "start" "-a" "b7708580103dd188a36b257b2c4449cd4ec0fbf66efc787624986d8259b78b31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clearscreen v2.0.1
[INFO] [stderr]     Checking conway-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "b7708580103dd188a36b257b2c4449cd4ec0fbf66efc787624986d8259b78b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7708580103dd188a36b257b2c4449cd4ec0fbf66efc787624986d8259b78b31", kill_on_drop: false }`
[INFO] [stdout] b7708580103dd188a36b257b2c4449cd4ec0fbf66efc787624986d8259b78b31