[INFO] fetching crate library_of_babel 0.4.0...
[INFO] checking library_of_babel-0.4.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate library_of_babel 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate library_of_babel 0.4.0
[INFO] finished tweaking crates.io crate library_of_babel 0.4.0
[INFO] tweaked toml for crates.io crate library_of_babel 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate library_of_babel 0.4.0 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "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" "+38c2997544af84fe301d600d6896397738163002" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 468adebff7f07383f61166bfcba1addc4dc6da189d12c3984bb3cde449b23f27
[INFO] running `Command { std: "docker" "start" "-a" "468adebff7f07383f61166bfcba1addc4dc6da189d12c3984bb3cde449b23f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "468adebff7f07383f61166bfcba1addc4dc6da189d12c3984bb3cde449b23f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468adebff7f07383f61166bfcba1addc4dc6da189d12c3984bb3cde449b23f27", kill_on_drop: false }`
[INFO] [stdout] 468adebff7f07383f61166bfcba1addc4dc6da189d12c3984bb3cde449b23f27
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d19c6b1021b80c9ea0a92f610f07fd1449361d40a8646d5e6eb694c6c7ebc1d
[INFO] running `Command { std: "docker" "start" "-a" "5d19c6b1021b80c9ea0a92f610f07fd1449361d40a8646d5e6eb694c6c7ebc1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking libc v0.2.183
[INFO] [stderr]     Checking zerocopy v0.8.47
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking library_of_babel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:115:18","p":4,"ph":5,"wa":0,"pa":0,"a":5,"pos":5,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":5,"a_opt":5,"sz_no_dedup":80,"sz_old":80,"sz_opt":80}
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:115:18","p":4,"ph":5,"wa":0,"pa":0,"a":5,"pos":5,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":5,"a_opt":5,"sz_no_dedup":80,"sz_old":80,"sz_opt":80}
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:79:12","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:82:12","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:79:12","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr] [FMTARGS] {"crate":"library_of_babel","loc":"src/lib.rs:82:12","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "5d19c6b1021b80c9ea0a92f610f07fd1449361d40a8646d5e6eb694c6c7ebc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d19c6b1021b80c9ea0a92f610f07fd1449361d40a8646d5e6eb694c6c7ebc1d", kill_on_drop: false }`
[INFO] [stdout] 5d19c6b1021b80c9ea0a92f610f07fd1449361d40a8646d5e6eb694c6c7ebc1d