[INFO] cloning repository https://github.com/jsandler18/pdf_form
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsandler18/pdf_form" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsandler18%2Fpdf_form", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsandler18%2Fpdf_form'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f43c2da8648de9cd28db903a35289c87a7dec1d
[INFO] checking jsandler18/pdf_form against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsandler18%2Fpdf_form" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsandler18/pdf_form on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsandler18/pdf_form
[INFO] finished tweaking git repo https://github.com/jsandler18/pdf_form
[INFO] tweaked toml for git repo https://github.com/jsandler18/pdf_form written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jsandler18/pdf_form already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] [stderr]   Downloaded pom v1.1.0
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded lopdf v0.15.3
[INFO] [stderr]   Downloaded derive-error v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25661a156d549f14025867e9d041347f4753309e1d7184738b0a61600902aac8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25661a156d549f14025867e9d041347f4753309e1d7184738b0a61600902aac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25661a156d549f14025867e9d041347f4753309e1d7184738b0a61600902aac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25661a156d549f14025867e9d041347f4753309e1d7184738b0a61600902aac8", kill_on_drop: false }`
[INFO] [stdout] 25661a156d549f14025867e9d041347f4753309e1d7184738b0a61600902aac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99be4e86fd10a5b1612a0b745f65365b1ba0b1202ac6d183429ea79b959b833b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99be4e86fd10a5b1612a0b745f65365b1ba0b1202ac6d183429ea79b959b833b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking pom v1.1.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking lopdf v0.15.3
[INFO] [stderr]     Checking pdf_form v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "99be4e86fd10a5b1612a0b745f65365b1ba0b1202ac6d183429ea79b959b833b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99be4e86fd10a5b1612a0b745f65365b1ba0b1202ac6d183429ea79b959b833b", kill_on_drop: false }`
[INFO] [stdout] 99be4e86fd10a5b1612a0b745f65365b1ba0b1202ac6d183429ea79b959b833b