[INFO] cloning repository https://github.com/Nnubes256/htboo2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nnubes256/htboo2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNnubes256%2Fhtboo2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNnubes256%2Fhtboo2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e3b2460c35dc22f61d1e9975ef328a606190a1e
[INFO] checking Nnubes256/htboo2023 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNnubes256%2Fhtboo2023" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nnubes256/htboo2023 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/Nnubes256/htboo2023
[INFO] finished tweaking git repo https://github.com/Nnubes256/htboo2023
[INFO] tweaked toml for git repo https://github.com/Nnubes256/htboo2023 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nnubes256/htboo2023 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.22.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c34869a6057dddf47ca59881da27b988369c8c270eae4afedd217b804e4dc7ec
[INFO] running `Command { std: "docker" "start" "-a" "c34869a6057dddf47ca59881da27b988369c8c270eae4afedd217b804e4dc7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c34869a6057dddf47ca59881da27b988369c8c270eae4afedd217b804e4dc7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34869a6057dddf47ca59881da27b988369c8c270eae4afedd217b804e4dc7ec", kill_on_drop: false }`
[INFO] [stdout] c34869a6057dddf47ca59881da27b988369c8c270eae4afedd217b804e4dc7ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a9ed85d3e5fc016fcb1617926038694c44beedc7c5321d78cac74ad0fdc5a83f
[INFO] running `Command { std: "docker" "start" "-a" "a9ed85d3e5fc016fcb1617926038694c44beedc7c5321d78cac74ad0fdc5a83f", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.22.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking htb_2023_leaking_solver v0.1.0 (/opt/rustwide/workdir/challenges/Leakin Park)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 53s
[INFO] running `Command { std: "docker" "inspect" "a9ed85d3e5fc016fcb1617926038694c44beedc7c5321d78cac74ad0fdc5a83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ed85d3e5fc016fcb1617926038694c44beedc7c5321d78cac74ad0fdc5a83f", kill_on_drop: false }`
[INFO] [stdout] a9ed85d3e5fc016fcb1617926038694c44beedc7c5321d78cac74ad0fdc5a83f
[INFO] checking Nnubes256/htboo2023 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNnubes256%2Fhtboo2023" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nnubes256/htboo2023 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/Nnubes256/htboo2023
[INFO] finished tweaking git repo https://github.com/Nnubes256/htboo2023
[INFO] tweaked toml for git repo https://github.com/Nnubes256/htboo2023 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nnubes256/htboo2023 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a07f52d3cef6c736a016baab29e51688101b2467e8bfdd7ccde1b6b16aae815e
[INFO] running `Command { std: "docker" "start" "-a" "a07f52d3cef6c736a016baab29e51688101b2467e8bfdd7ccde1b6b16aae815e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a07f52d3cef6c736a016baab29e51688101b2467e8bfdd7ccde1b6b16aae815e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07f52d3cef6c736a016baab29e51688101b2467e8bfdd7ccde1b6b16aae815e", kill_on_drop: false }`
[INFO] [stdout] a07f52d3cef6c736a016baab29e51688101b2467e8bfdd7ccde1b6b16aae815e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 24ddc65c93e0aded5b936168501b5d5ad839bfc3ded6c7e8d54fa70a3f57a2bb
[INFO] running `Command { std: "docker" "start" "-a" "24ddc65c93e0aded5b936168501b5d5ad839bfc3ded6c7e8d54fa70a3f57a2bb", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rug v1.22.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking htb_2023_leaking_solver v0.1.0 (/opt/rustwide/workdir/challenges/Leakin Park)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 10s
[INFO] running `Command { std: "docker" "inspect" "24ddc65c93e0aded5b936168501b5d5ad839bfc3ded6c7e8d54fa70a3f57a2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ddc65c93e0aded5b936168501b5d5ad839bfc3ded6c7e8d54fa70a3f57a2bb", kill_on_drop: false }`
[INFO] [stdout] 24ddc65c93e0aded5b936168501b5d5ad839bfc3ded6c7e8d54fa70a3f57a2bb