[INFO] cloning repository https://github.com/rm4n0s/error_handling_challenge_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/rm4n0s/error_handling_challenge_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm4n0s%2Ferror_handling_challenge_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm4n0s%2Ferror_handling_challenge_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 766f9bee8f7b81ec8da777113f288853a807a133
[INFO] building rm4n0s/error_handling_challenge_in_rust against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frm4n0s%2Ferror_handling_challenge_in_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rm4n0s/error_handling_challenge_in_rust on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rm4n0s/error_handling_challenge_in_rust
[INFO] finished tweaking git repo https://github.com/rm4n0s/error_handling_challenge_in_rust
[INFO] tweaked toml for git repo https://github.com/rm4n0s/error_handling_challenge_in_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rm4n0s/error_handling_challenge_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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heck v0.5.0
[INFO] [stderr]   Downloaded strum_macros v0.26.4
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded thiserror v2.0.11
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.35
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.93
[INFO] [stderr]   Downloaded getrandom v0.2.15
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] [stderr]   Downloaded zerocopy v0.7.35
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded thiserror-impl v2.0.11
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.20
[INFO] [stderr]   Downloaded syn v2.0.96
[INFO] [stderr]   Downloaded rustversion v1.0.19
[INFO] [stderr]   Downloaded unicode-ident v1.0.14
[INFO] [stderr]   Downloaded libc v0.2.169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcb8cd2ab3907cc6d2e36f3c37ea3a623aa22f90912b778f3e6b9fdc3fe2ab30
[INFO] running `Command { std: "docker" "start" "-a" "bcb8cd2ab3907cc6d2e36f3c37ea3a623aa22f90912b778f3e6b9fdc3fe2ab30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcb8cd2ab3907cc6d2e36f3c37ea3a623aa22f90912b778f3e6b9fdc3fe2ab30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb8cd2ab3907cc6d2e36f3c37ea3a623aa22f90912b778f3e6b9fdc3fe2ab30", kill_on_drop: false }`
[INFO] [stdout] bcb8cd2ab3907cc6d2e36f3c37ea3a623aa22f90912b778f3e6b9fdc3fe2ab30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aa5f0575f24fb2787e244205f05c949f839303c24c5c5032b373b96607bea38
[INFO] running `Command { std: "docker" "start" "-a" "9aa5f0575f24fb2787e244205f05c949f839303c24c5c5032b373b96607bea38", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling error_handling_challenge_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "9aa5f0575f24fb2787e244205f05c949f839303c24c5c5032b373b96607bea38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa5f0575f24fb2787e244205f05c949f839303c24c5c5032b373b96607bea38", kill_on_drop: false }`
[INFO] [stdout] 9aa5f0575f24fb2787e244205f05c949f839303c24c5c5032b373b96607bea38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c62f5d9d798662b9c4331b0b001c618dbfd7d37bf17550d4513e47c8c3ddcb
[INFO] running `Command { std: "docker" "start" "-a" "d3c62f5d9d798662b9c4331b0b001c618dbfd7d37bf17550d4513e47c8c3ddcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling error_handling_challenge_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "d3c62f5d9d798662b9c4331b0b001c618dbfd7d37bf17550d4513e47c8c3ddcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c62f5d9d798662b9c4331b0b001c618dbfd7d37bf17550d4513e47c8c3ddcb", kill_on_drop: false }`
[INFO] [stdout] d3c62f5d9d798662b9c4331b0b001c618dbfd7d37bf17550d4513e47c8c3ddcb