[INFO] updating cached repository https://github.com/orf/git-workspace
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f7a1cec1838827de86037a52c22926446677642
[INFO] checking orf/git-workspace against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forf%2Fgit-workspace" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/orf/git-workspace on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/orf/git-workspace
[INFO] finished tweaking git repo https://github.com/orf/git-workspace
[INFO] tweaked toml for git repo https://github.com/orf/git-workspace written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/orf/git-workspace already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25b8bf77380473d46fc77ec348f21419290ba72c52b094a45952fd8eb72c6bce
[INFO] running `"docker" "start" "-a" "25b8bf77380473d46fc77ec348f21419290ba72c52b094a45952fd8eb72c6bce"`
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking atomic-counter v1.0.1
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking qstring v0.7.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking pwd v1.3.0
[INFO] [stderr]     Checking expanduser v1.2.1
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking ureq v0.11.2
[INFO] [stderr]    Compiling graphql_client_codegen v0.8.0
[INFO] [stderr]    Compiling graphql_query_derive v0.8.0
[INFO] [stderr]     Checking graphql_client v0.8.0
[INFO] [stderr]     Checking git-workspace v0.4.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:318:5
[INFO] [stderr]     |
[INFO] [stderr] 318 |     waiting_thread.join();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:318:5
[INFO] [stderr]     |
[INFO] [stderr] 318 |     waiting_thread.join();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `"docker" "inspect" "25b8bf77380473d46fc77ec348f21419290ba72c52b094a45952fd8eb72c6bce"`
[INFO] running `"docker" "rm" "-f" "25b8bf77380473d46fc77ec348f21419290ba72c52b094a45952fd8eb72c6bce"`
[INFO] [stdout] 25b8bf77380473d46fc77ec348f21419290ba72c52b094a45952fd8eb72c6bce