[INFO] cloning repository https://github.com/fxkjd/r2rustrop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fxkjd/r2rustrop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxkjd%2Fr2rustrop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxkjd%2Fr2rustrop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33e43a8e3a853987c9219024831a865bfaa464f8
[INFO] checking fxkjd/r2rustrop against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffxkjd%2Fr2rustrop" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fxkjd/r2rustrop on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fxkjd/r2rustrop
[INFO] finished tweaking git repo https://github.com/fxkjd/r2rustrop
[INFO] tweaked toml for git repo https://github.com/fxkjd/r2rustrop written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/fxkjd/r2rustrop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/radare/r2pipe.rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.11
[INFO] [stderr]   Downloaded serde v1.0.11
[INFO] [stderr]   Downloaded itoa v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 273b347c0a08247cfe7937db8ea3206499d5eb062b0125d03476afc6bce55017
[INFO] running `Command { std: "docker" "start" "-a" "273b347c0a08247cfe7937db8ea3206499d5eb062b0125d03476afc6bce55017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "273b347c0a08247cfe7937db8ea3206499d5eb062b0125d03476afc6bce55017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273b347c0a08247cfe7937db8ea3206499d5eb062b0125d03476afc6bce55017", kill_on_drop: false }`
[INFO] [stdout] 273b347c0a08247cfe7937db8ea3206499d5eb062b0125d03476afc6bce55017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aee15164d52afa9eca05f8925d53267784a97daaa8f6654cf56468ab336bd8f1
[INFO] running `Command { std: "docker" "start" "-a" "aee15164d52afa9eca05f8925d53267784a97daaa8f6654cf56468ab336bd8f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.2
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]     Checking r2pipe v0.5.0 (https://github.com/radare/r2pipe.rs#09622db2)
[INFO] [stderr]     Checking rust_rop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.31s
[INFO] running `Command { std: "docker" "inspect" "aee15164d52afa9eca05f8925d53267784a97daaa8f6654cf56468ab336bd8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee15164d52afa9eca05f8925d53267784a97daaa8f6654cf56468ab336bd8f1", kill_on_drop: false }`
[INFO] [stdout] aee15164d52afa9eca05f8925d53267784a97daaa8f6654cf56468ab336bd8f1