[INFO] cloning repository https://github.com/thecosmosray/mini-task3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thecosmosray/mini-task3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecosmosray%2Fmini-task3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecosmosray%2Fmini-task3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee1ff2cb15cbd99d6847089227f290ae37b412eb
[INFO] checking thecosmosray/mini-task3 against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecosmosray%2Fmini-task3" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thecosmosray/mini-task3
[INFO] finished tweaking git repo https://github.com/thecosmosray/mini-task3
[INFO] tweaked toml for git repo https://github.com/thecosmosray/mini-task3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thecosmosray/mini-task3 on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thecosmosray/mini-task3 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "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 pom v3.4.0
[INFO] [stderr]   Downloaded lopdf v0.27.0
[INFO] [stderr]   Downloaded printpdf v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58fad7e251d7143f5c0e3507cac6dd17fdc6cc2212df8a84e98dfdac6b360159
[INFO] running `Command { std: "docker" "start" "-a" "58fad7e251d7143f5c0e3507cac6dd17fdc6cc2212df8a84e98dfdac6b360159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58fad7e251d7143f5c0e3507cac6dd17fdc6cc2212df8a84e98dfdac6b360159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fad7e251d7143f5c0e3507cac6dd17fdc6cc2212df8a84e98dfdac6b360159", kill_on_drop: false }`
[INFO] [stdout] 58fad7e251d7143f5c0e3507cac6dd17fdc6cc2212df8a84e98dfdac6b360159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 486461e7ee93cda92abec31d0af5e9ef814ae6fc7760d1c7b49a38d0a8755cc7
[INFO] running `Command { std: "docker" "start" "-a" "486461e7ee93cda92abec31d0af5e9ef814ae6fc7760d1c7b49a38d0a8755cc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking owned_ttf_parser v0.12.1
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking pom v3.4.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking lopdf v0.27.0
[INFO] [stderr]     Checking printpdf v0.5.3
[INFO] [stderr]     Checking student_report_card v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "486461e7ee93cda92abec31d0af5e9ef814ae6fc7760d1c7b49a38d0a8755cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486461e7ee93cda92abec31d0af5e9ef814ae6fc7760d1c7b49a38d0a8755cc7", kill_on_drop: false }`
[INFO] [stdout] 486461e7ee93cda92abec31d0af5e9ef814ae6fc7760d1c7b49a38d0a8755cc7