[INFO] cloning repository https://github.com/deciduously/pdfmailer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deciduously/pdfmailer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fpdfmailer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fpdfmailer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f626cf1658c7ff511f9117c0a283eb463143300a
[INFO] checking deciduously/pdfmailer against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeciduously%2Fpdfmailer" "/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/deciduously/pdfmailer on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/deciduously/pdfmailer
[INFO] finished tweaking git repo https://github.com/deciduously/pdfmailer
[INFO] tweaked toml for git repo https://github.com/deciduously/pdfmailer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/deciduously/pdfmailer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pom v3.0.1
[INFO] [stderr]   Downloaded lopdf v0.20.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e973a8ffaf3cd963b11a4c49b3f61cc558a9b45c91d9c66d130efdabc358cf61
[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" "e973a8ffaf3cd963b11a4c49b3f61cc558a9b45c91d9c66d130efdabc358cf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e973a8ffaf3cd963b11a4c49b3f61cc558a9b45c91d9c66d130efdabc358cf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e973a8ffaf3cd963b11a4c49b3f61cc558a9b45c91d9c66d130efdabc358cf61", kill_on_drop: false }`
[INFO] [stdout] e973a8ffaf3cd963b11a4c49b3f61cc558a9b45c91d9c66d130efdabc358cf61
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee319c9e0fc239cd092df751b28c7e021dba8bcb32f01b10b6ab699cdf7e36fd
[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" "ee319c9e0fc239cd092df751b28c7e021dba8bcb32f01b10b6ab699cdf7e36fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking pom v3.0.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking lopdf v0.20.0
[INFO] [stderr]     Checking pdfmailer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run_create`
[INFO] [stdout]   --> src/main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn run_create() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_create`
[INFO] [stdout]   --> src/main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn run_create() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee319c9e0fc239cd092df751b28c7e021dba8bcb32f01b10b6ab699cdf7e36fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee319c9e0fc239cd092df751b28c7e021dba8bcb32f01b10b6ab699cdf7e36fd", kill_on_drop: false }`
[INFO] [stdout] ee319c9e0fc239cd092df751b28c7e021dba8bcb32f01b10b6ab699cdf7e36fd