[INFO] fetching crate substr_rs 0.3.0...
[INFO] checking substr_rs-0.3.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate substr_rs 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate substr_rs 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate substr_rs 0.3.0
[INFO] tweaked toml for crates.io crate substr_rs 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substr_rs 0.3.0 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] crate crates.io crate substr_rs 0.3.0 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" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f4ae55d7e58ba49b08b3fc0cf92894e778c1f415e5854fe61f0757390d2704bb
[INFO] running `Command { std: "docker" "start" "-a" "f4ae55d7e58ba49b08b3fc0cf92894e778c1f415e5854fe61f0757390d2704bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4ae55d7e58ba49b08b3fc0cf92894e778c1f415e5854fe61f0757390d2704bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ae55d7e58ba49b08b3fc0cf92894e778c1f415e5854fe61f0757390d2704bb", kill_on_drop: false }`
[INFO] [stdout] f4ae55d7e58ba49b08b3fc0cf92894e778c1f415e5854fe61f0757390d2704bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f36352ad872a72b93dc6d2b967ba98f9f4860d05d6de94f0c231a4c2cd0c7c1c
[INFO] running `Command { std: "docker" "start" "-a" "f36352ad872a72b93dc6d2b967ba98f9f4860d05d6de94f0c231a4c2cd0c7c1c", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking substr_rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"main","loc":"examples/main.rs:12:16","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"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":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64}
[INFO] [stderr] [FMTARGS] {"crate":"main","loc":"examples/main.rs:30:16","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"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":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64}
[INFO] [stderr] [FMTARGS] {"crate":"main","loc":"examples/main.rs:48:16","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"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":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64}
[INFO] [stderr] [FMTARGS] {"crate":"main","loc":"examples/main.rs:67:16","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"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":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "f36352ad872a72b93dc6d2b967ba98f9f4860d05d6de94f0c231a4c2cd0c7c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36352ad872a72b93dc6d2b967ba98f9f4860d05d6de94f0c231a4c2cd0c7c1c", kill_on_drop: false }`
[INFO] [stdout] f36352ad872a72b93dc6d2b967ba98f9f4860d05d6de94f0c231a4c2cd0c7c1c