[INFO] cloning repository https://github.com/ratijas/iu-5-years-postcard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ratijas/iu-5-years-postcard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fratijas%2Fiu-5-years-postcard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fratijas%2Fiu-5-years-postcard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cad128582e895c7d990c23b02c6e21306eac174d
[INFO] checking ratijas/iu-5-years-postcard against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fratijas%2Fiu-5-years-postcard" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ratijas/iu-5-years-postcard on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ratijas/iu-5-years-postcard
[INFO] finished tweaking git repo https://github.com/ratijas/iu-5-years-postcard
[INFO] tweaked toml for git repo https://github.com/ratijas/iu-5-years-postcard written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ratijas/iu-5-years-postcard already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3560d1c906921fc50a143f36443dd4809835eb7d8a78f646c2f627d6a7c0bdaf
[INFO] running `Command { std: "docker" "start" "-a" "3560d1c906921fc50a143f36443dd4809835eb7d8a78f646c2f627d6a7c0bdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3560d1c906921fc50a143f36443dd4809835eb7d8a78f646c2f627d6a7c0bdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3560d1c906921fc50a143f36443dd4809835eb7d8a78f646c2f627d6a7c0bdaf", kill_on_drop: false }`
[INFO] [stdout] 3560d1c906921fc50a143f36443dd4809835eb7d8a78f646c2f627d6a7c0bdaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0b149aa351f3e6ab87a4eaae71d94508fe6665f295c1bc47f93f41d89f3dad2
[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" "d0b149aa351f3e6ab87a4eaae71d94508fe6665f295c1bc47f93f41d89f3dad2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking cassowary v0.2.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking tui v0.1.3
[INFO] [stderr]     Checking iu5years v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "d0b149aa351f3e6ab87a4eaae71d94508fe6665f295c1bc47f93f41d89f3dad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b149aa351f3e6ab87a4eaae71d94508fe6665f295c1bc47f93f41d89f3dad2", kill_on_drop: false }`
[INFO] [stdout] d0b149aa351f3e6ab87a4eaae71d94508fe6665f295c1bc47f93f41d89f3dad2