[INFO] cloning repository https://github.com/Adham-A/Conway_Sequence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adham-A/Conway_Sequence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdham-A%2FConway_Sequence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdham-A%2FConway_Sequence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70fb7a654ffcda6bc199e0b32d38eb2ec80a1425
[INFO] checking Adham-A/Conway_Sequence against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdham-A%2FConway_Sequence" "/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/Adham-A/Conway_Sequence 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/Adham-A/Conway_Sequence
[INFO] finished tweaking git repo https://github.com/Adham-A/Conway_Sequence
[INFO] tweaked toml for git repo https://github.com/Adham-A/Conway_Sequence written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Adham-A/Conway_Sequence 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]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v3.1.0
[INFO] [stderr]   Downloaded test-case-core v3.1.0
[INFO] [stderr]   Downloaded test-case-macros v3.1.0
[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] fa45bdb2a92520bea039794a708540cec9c94f2b69874ceb817b2a9938124e7d
[INFO] running `Command { std: "docker" "start" "-a" "fa45bdb2a92520bea039794a708540cec9c94f2b69874ceb817b2a9938124e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa45bdb2a92520bea039794a708540cec9c94f2b69874ceb817b2a9938124e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa45bdb2a92520bea039794a708540cec9c94f2b69874ceb817b2a9938124e7d", kill_on_drop: false }`
[INFO] [stdout] fa45bdb2a92520bea039794a708540cec9c94f2b69874ceb817b2a9938124e7d
[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] 02248fb7aa013e450fe0ded7552257a5070a7f7af7806637dbf4ddb238fe7345
[INFO] running `Command { std: "docker" "start" "-a" "02248fb7aa013e450fe0ded7552257a5070a7f7af7806637dbf4ddb238fe7345", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling test-case-core v3.1.0
[INFO] [stderr]    Compiling test-case-macros v3.1.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking test-case v3.1.0
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking conway_sequence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "02248fb7aa013e450fe0ded7552257a5070a7f7af7806637dbf4ddb238fe7345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02248fb7aa013e450fe0ded7552257a5070a7f7af7806637dbf4ddb238fe7345", kill_on_drop: false }`
[INFO] [stdout] 02248fb7aa013e450fe0ded7552257a5070a7f7af7806637dbf4ddb238fe7345
[INFO] checking Adham-A/Conway_Sequence against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdham-A%2FConway_Sequence" "/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/Adham-A/Conway_Sequence 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/Adham-A/Conway_Sequence
[INFO] finished tweaking git repo https://github.com/Adham-A/Conway_Sequence
[INFO] tweaked toml for git repo https://github.com/Adham-A/Conway_Sequence written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Adham-A/Conway_Sequence 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] [stderr]     Blocking waiting for file lock on package cache
[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] 6e5695fb3fbf9a392729d6e24fe8187ea198be60a7d40d51029a17a29a5301d4
[INFO] running `Command { std: "docker" "start" "-a" "6e5695fb3fbf9a392729d6e24fe8187ea198be60a7d40d51029a17a29a5301d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5695fb3fbf9a392729d6e24fe8187ea198be60a7d40d51029a17a29a5301d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5695fb3fbf9a392729d6e24fe8187ea198be60a7d40d51029a17a29a5301d4", kill_on_drop: false }`
[INFO] [stdout] 6e5695fb3fbf9a392729d6e24fe8187ea198be60a7d40d51029a17a29a5301d4
[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] 2d20f85b62079d97d2157f6223afe25c0a4ac6aebcc122ae3dc302e056662363
[INFO] running `Command { std: "docker" "start" "-a" "2d20f85b62079d97d2157f6223afe25c0a4ac6aebcc122ae3dc302e056662363", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling test-case-core v3.1.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling test-case-macros v3.1.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking test-case v3.1.0
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking conway_sequence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.18s
[INFO] running `Command { std: "docker" "inspect" "2d20f85b62079d97d2157f6223afe25c0a4ac6aebcc122ae3dc302e056662363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d20f85b62079d97d2157f6223afe25c0a4ac6aebcc122ae3dc302e056662363", kill_on_drop: false }`
[INFO] [stdout] 2d20f85b62079d97d2157f6223afe25c0a4ac6aebcc122ae3dc302e056662363