[INFO] fetching crate rcalc_lib 1.0.0...
[INFO] building rcalc_lib-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rcalc_lib 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rcalc_lib 1.0.0
[INFO] finished tweaking crates.io crate rcalc_lib 1.0.0
[INFO] tweaked toml for crates.io crate rcalc_lib 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcalc_lib 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--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]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding dtoa v0.4.8 (available: v1.0.10)
[INFO] [stderr]       Adding num-bigint v0.2.6 (available: v0.4.6)
[INFO] [stderr]       Adding num-complex v0.2.4 (available: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (available: v0.4.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc3c8c91eb47977c5e69e5e74aee99e76647215c243236394f00b7b7ae0766e0
[INFO] running `Command { std: "docker" "start" "-a" "dc3c8c91eb47977c5e69e5e74aee99e76647215c243236394f00b7b7ae0766e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc3c8c91eb47977c5e69e5e74aee99e76647215c243236394f00b7b7ae0766e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3c8c91eb47977c5e69e5e74aee99e76647215c243236394f00b7b7ae0766e0", kill_on_drop: false }`
[INFO] [stdout] dc3c8c91eb47977c5e69e5e74aee99e76647215c243236394f00b7b7ae0766e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8b9f4350e0bf03bdf8893be8bcaacd0fe25d57a319b610099aad11636d71523
[INFO] running `Command { std: "docker" "start" "-a" "b8b9f4350e0bf03bdf8893be8bcaacd0fe25d57a319b610099aad11636d71523", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling rcalc_lib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "b8b9f4350e0bf03bdf8893be8bcaacd0fe25d57a319b610099aad11636d71523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b9f4350e0bf03bdf8893be8bcaacd0fe25d57a319b610099aad11636d71523", kill_on_drop: false }`
[INFO] [stdout] b8b9f4350e0bf03bdf8893be8bcaacd0fe25d57a319b610099aad11636d71523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d0654a639e2e2d944d6520d01d3bb4e4e79fe5a60b5d9d02c1d93fa1ca9220f
[INFO] running `Command { std: "docker" "start" "-a" "2d0654a639e2e2d944d6520d01d3bb4e4e79fe5a60b5d9d02c1d93fa1ca9220f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcalc_lib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "2d0654a639e2e2d944d6520d01d3bb4e4e79fe5a60b5d9d02c1d93fa1ca9220f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0654a639e2e2d944d6520d01d3bb4e4e79fe5a60b5d9d02c1d93fa1ca9220f", kill_on_drop: false }`
[INFO] [stdout] 2d0654a639e2e2d944d6520d01d3bb4e4e79fe5a60b5d9d02c1d93fa1ca9220f