[INFO] cloning repository https://github.com/omagdy7/ctfp-challenges
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omagdy7/ctfp-challenges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomagdy7%2Fctfp-challenges", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomagdy7%2Fctfp-challenges'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f637460f90927ca51d9918d824b8e88ec8aa1da
[INFO] testing omagdy7/ctfp-challenges against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomagdy7%2Fctfp-challenges" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/omagdy7/ctfp-challenges
[INFO] finished tweaking git repo https://github.com/omagdy7/ctfp-challenges
[INFO] tweaked toml for git repo https://github.com/omagdy7/ctfp-challenges written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/omagdy7/ctfp-challenges on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/omagdy7/ctfp-challenges 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" "+beta-2025-10-28" "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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 304b4b0e524acd17ddf563c3b7e1806f15b247001e2321b6db942eaac37f2fd9
[INFO] running `Command { std: "docker" "start" "-a" "304b4b0e524acd17ddf563c3b7e1806f15b247001e2321b6db942eaac37f2fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "304b4b0e524acd17ddf563c3b7e1806f15b247001e2321b6db942eaac37f2fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304b4b0e524acd17ddf563c3b7e1806f15b247001e2321b6db942eaac37f2fd9", kill_on_drop: false }`
[INFO] [stdout] 304b4b0e524acd17ddf563c3b7e1806f15b247001e2321b6db942eaac37f2fd9
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8e404e91519f84ae684adc0c3e4a1ecbb4636eacc82e0a9338afe908cc5515a
[INFO] running `Command { std: "docker" "start" "-a" "b8e404e91519f84ae684adc0c3e4a1ecbb4636eacc82e0a9338afe908cc5515a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.17
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling rand_core v0.9.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling ctfp-challenges v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "b8e404e91519f84ae684adc0c3e4a1ecbb4636eacc82e0a9338afe908cc5515a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e404e91519f84ae684adc0c3e4a1ecbb4636eacc82e0a9338afe908cc5515a", kill_on_drop: false }`
[INFO] [stdout] b8e404e91519f84ae684adc0c3e4a1ecbb4636eacc82e0a9338afe908cc5515a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362f15befc2f247955c966819e22fd2ddbd437dada2f7d5aaba60e22b6077a86
[INFO] running `Command { std: "docker" "start" "-a" "362f15befc2f247955c966819e22fd2ddbd437dada2f7d5aaba60e22b6077a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctfp-challenges v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "362f15befc2f247955c966819e22fd2ddbd437dada2f7d5aaba60e22b6077a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362f15befc2f247955c966819e22fd2ddbd437dada2f7d5aaba60e22b6077a86", kill_on_drop: false }`
[INFO] [stdout] 362f15befc2f247955c966819e22fd2ddbd437dada2f7d5aaba60e22b6077a86
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a9a75284b1cf68d96a524107d5760ae696a89c11cc2fbb3cf82d0756186acd6
[INFO] running `Command { std: "docker" "start" "-a" "4a9a75284b1cf68d96a524107d5760ae696a89c11cc2fbb3cf82d0756186acd6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctfp_challenges-041d73d0eb1f1346)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test chapter01::tests::test_comp ... ok
[INFO] [stdout] test chapter01::tests::test_identity ... ok
[INFO] [stdout] test chapter01::tests::test_comp_and_identity ... ok
[INFO] [stdout] test chapter02::tests::test_fib_memoize ... ok
[INFO] [stdout] test chapter02::tests::rand_fails ... ok
[INFO] [stdout] test chapter02::tests::test_same_behaviour ... ok
[INFO] [stdout] test chapter02::tests::rand_works ... ok
[INFO] [stdout] test chapter02::tests::test_fib_no_memoize ... ok
[INFO] [stderr]    Doc-tests ctfp_challenges
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a9a75284b1cf68d96a524107d5760ae696a89c11cc2fbb3cf82d0756186acd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9a75284b1cf68d96a524107d5760ae696a89c11cc2fbb3cf82d0756186acd6", kill_on_drop: false }`
[INFO] [stdout] 4a9a75284b1cf68d96a524107d5760ae696a89c11cc2fbb3cf82d0756186acd6