[INFO] fetching crate pdfcr 1.2.0...
[INFO] checking pdfcr-1.2.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate pdfcr 1.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pdfcr 1.2.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdfcr 1.2.0
[INFO] finished tweaking crates.io crate pdfcr 1.2.0
[INFO] tweaked toml for crates.io crate pdfcr 1.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate pdfcr 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.13.0
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3012a24cc30c6d833c22f6560b57becaed9c0a38f0fff0cd025642f83ce352f3
[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" "3012a24cc30c6d833c22f6560b57becaed9c0a38f0fff0cd025642f83ce352f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3012a24cc30c6d833c22f6560b57becaed9c0a38f0fff0cd025642f83ce352f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3012a24cc30c6d833c22f6560b57becaed9c0a38f0fff0cd025642f83ce352f3", kill_on_drop: false }`
[INFO] [stdout] 3012a24cc30c6d833c22f6560b57becaed9c0a38f0fff0cd025642f83ce352f3
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab193b6dbc56cefa3dc4085e476f14f67e7a1f6af31cfa4ac04efd7b10dabd23
[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" "ab193b6dbc56cefa3dc4085e476f14f67e7a1f6af31cfa4ac04efd7b10dabd23", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking smawk v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking textwrap v0.13.0
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking image v0.23.12
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking lopdf v0.26.0
[INFO] [stderr]     Checking printpdf v0.3.4
[INFO] [stderr]     Checking pdfcr v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.92s
[INFO] running `Command { std: "docker" "inspect" "ab193b6dbc56cefa3dc4085e476f14f67e7a1f6af31cfa4ac04efd7b10dabd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab193b6dbc56cefa3dc4085e476f14f67e7a1f6af31cfa4ac04efd7b10dabd23", kill_on_drop: false }`
[INFO] [stdout] ab193b6dbc56cefa3dc4085e476f14f67e7a1f6af31cfa4ac04efd7b10dabd23