[INFO] cloning repository https://github.com/jayschauer/rust-book-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jayschauer/rust-book-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a81f779af6b5d5dca39412255ff521f3da9fe69
[INFO] building jayschauer/rust-book-exercises against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jayschauer/rust-book-exercises
[INFO] finished tweaking git repo https://github.com/jayschauer/rust-book-exercises
[INFO] tweaked toml for git repo https://github.com/jayschauer/rust-book-exercises written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jayschauer/rust-book-exercises on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jayschauer/rust-book-exercises 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ego-tree v0.6.3
[INFO] [stderr]   Downloaded trpl v0.2.0
[INFO] [stderr]   Downloaded getopts v0.2.24
[INFO] [stderr]   Downloaded markup5ever v0.12.1
[INFO] [stderr]   Downloaded servo_arc v0.3.0
[INFO] [stderr]   Downloaded selectors v0.25.0
[INFO] [stderr]   Downloaded scraper v0.20.0
[INFO] [stderr]   Downloaded cssparser v0.31.2
[INFO] [stderr]   Downloaded html5ever v0.27.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e5c0d224c2300019eb75bab3a73ecf82990f439c10c80b011d2fdec6d00a24c
[INFO] running `Command { std: "docker" "start" "-a" "3e5c0d224c2300019eb75bab3a73ecf82990f439c10c80b011d2fdec6d00a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e5c0d224c2300019eb75bab3a73ecf82990f439c10c80b011d2fdec6d00a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5c0d224c2300019eb75bab3a73ecf82990f439c10c80b011d2fdec6d00a24c", kill_on_drop: false }`
[INFO] [stdout] 3e5c0d224c2300019eb75bab3a73ecf82990f439c10c80b011d2fdec6d00a24c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aa3f631e6f2fe68f1c0ad5f16252c8cbe68ea1d5e9937ab5f6b181f572ae653
[INFO] running `Command { std: "docker" "start" "-a" "8aa3f631e6f2fe68f1c0ad5f16252c8cbe68ea1d5e9937ab5f6b181f572ae653", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling servo_arc v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling ego-tree v0.6.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling christmas v0.1.0 (/opt/rustwide/workdir/christmas)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling temperature v0.1.0 (/opt/rustwide/workdir/temperature)
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game)
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling cssparser v0.31.2
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling scraper v0.20.0
[INFO] [stderr]    Compiling trpl v0.2.0
[INFO] [stderr]    Compiling get-dependencies v0.1.0 (/opt/rustwide/workdir/get-dependencies)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "8aa3f631e6f2fe68f1c0ad5f16252c8cbe68ea1d5e9937ab5f6b181f572ae653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aa3f631e6f2fe68f1c0ad5f16252c8cbe68ea1d5e9937ab5f6b181f572ae653", kill_on_drop: false }`
[INFO] [stdout] 8aa3f631e6f2fe68f1c0ad5f16252c8cbe68ea1d5e9937ab5f6b181f572ae653
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012762405d903e2a925b528de1528fdc6b2772001cddacd86f94d399f354d3b2
[INFO] running `Command { std: "docker" "start" "-a" "012762405d903e2a925b528de1528fdc6b2772001cddacd86f94d399f354d3b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game)
[INFO] [stderr]    Compiling christmas v0.1.0 (/opt/rustwide/workdir/christmas)
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling temperature v0.1.0 (/opt/rustwide/workdir/temperature)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]    Compiling get-dependencies v0.1.0 (/opt/rustwide/workdir/get-dependencies)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "012762405d903e2a925b528de1528fdc6b2772001cddacd86f94d399f354d3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012762405d903e2a925b528de1528fdc6b2772001cddacd86f94d399f354d3b2", kill_on_drop: false }`
[INFO] [stdout] 012762405d903e2a925b528de1528fdc6b2772001cddacd86f94d399f354d3b2