[INFO] cloning repository https://github.com/extrawurst/pdf-text-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/extrawurst/pdf-text-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fextrawurst%2Fpdf-text-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fextrawurst%2Fpdf-text-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca8d05aae00dab7b690e9727cd92c26ade045a28
[INFO] checking extrawurst/pdf-text-diff against try#4949cf2f817beadb9a248d423b6d55d6d2398ffe for pr-142681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fextrawurst%2Fpdf-text-diff" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/extrawurst/pdf-text-diff
[INFO] finished tweaking git repo https://github.com/extrawurst/pdf-text-diff
[INFO] tweaked toml for git repo https://github.com/extrawurst/pdf-text-diff written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/extrawurst/pdf-text-diff on toolchain 4949cf2f817beadb9a248d423b6d55d6d2398ffe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/extrawurst/pdf-text-diff 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" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded datasize v0.2.15
[INFO] [stderr]   Downloaded istring v0.3.4
[INFO] [stderr]   Downloaded libflate_lz77 v2.0.0
[INFO] [stderr]   Downloaded similar v2.4.0
[INFO] [stderr]   Downloaded dary_heap v0.3.6
[INFO] [stderr]   Downloaded libflate v2.0.0
[INFO] [stderr]   Downloaded pdf_derive v0.2.0
[INFO] [stderr]   Downloaded fax_derive v0.1.0
[INFO] [stderr]   Downloaded globalcache v0.2.2
[INFO] [stderr]   Downloaded datasize_derive v0.2.15
[INFO] [stderr]   Downloaded serde_derive v1.0.194
[INFO] [stderr]   Downloaded pdf v0.9.0
[INFO] [stderr]   Downloaded tuple v0.5.2
[INFO] [stderr]   Downloaded serde v1.0.194
[INFO] [stderr]   Downloaded fax v0.2.0
[INFO] [stderr]   Downloaded syn v2.0.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 644c15f47db1edef5482fc1e46d9083c372462cb9159172bd04c36191ae6afe0
[INFO] running `Command { std: "docker" "start" "-a" "644c15f47db1edef5482fc1e46d9083c372462cb9159172bd04c36191ae6afe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "644c15f47db1edef5482fc1e46d9083c372462cb9159172bd04c36191ae6afe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644c15f47db1edef5482fc1e46d9083c372462cb9159172bd04c36191ae6afe0", kill_on_drop: false }`
[INFO] [stdout] 644c15f47db1edef5482fc1e46d9083c372462cb9159172bd04c36191ae6afe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336ec8ee0a202c66611a4367e030734291897eff97dcee3987731e029b881df6
[INFO] running `Command { std: "docker" "start" "-a" "336ec8ee0a202c66611a4367e030734291897eff97dcee3987731e029b881df6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking finl_unicode v1.2.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking dary_heap v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking similar v2.4.0
[INFO] [stderr]     Checking stringprep v0.1.4
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking libflate_lz77 v2.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.47
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking libflate v2.0.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking tuple v0.5.2
[INFO] [stderr]    Compiling datasize_derive v0.2.15
[INFO] [stderr]    Compiling fax_derive v0.1.0
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling pdf_derive v0.2.0
[INFO] [stderr]     Checking fax v0.2.0
[INFO] [stderr]     Checking datasize v0.2.15
[INFO] [stderr]     Checking istring v0.3.4
[INFO] [stderr]     Checking globalcache v0.2.2
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking pdf v0.9.0
[INFO] [stderr]     Checking pdf-text-diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pdf v0.9.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "336ec8ee0a202c66611a4367e030734291897eff97dcee3987731e029b881df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336ec8ee0a202c66611a4367e030734291897eff97dcee3987731e029b881df6", kill_on_drop: false }`
[INFO] [stdout] 336ec8ee0a202c66611a4367e030734291897eff97dcee3987731e029b881df6