[INFO] cloning repository https://github.com/ffimnsr/random-cloud-worker-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ffimnsr/random-cloud-worker-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95d9ca809159d1e814ea4db9febab816ae37916a
[INFO] checking ffimnsr/random-cloud-worker-rs against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ffimnsr/random-cloud-worker-rs 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/ffimnsr/random-cloud-worker-rs
[INFO] finished tweaking git repo https://github.com/ffimnsr/random-cloud-worker-rs
[INFO] tweaked toml for git repo https://github.com/ffimnsr/random-cloud-worker-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ffimnsr/random-cloud-worker-rs 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 78239db198f7625007715dd9f7af4f54ee65275f0de6f2c00fd19afa3f220379
[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" "78239db198f7625007715dd9f7af4f54ee65275f0de6f2c00fd19afa3f220379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78239db198f7625007715dd9f7af4f54ee65275f0de6f2c00fd19afa3f220379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78239db198f7625007715dd9f7af4f54ee65275f0de6f2c00fd19afa3f220379", kill_on_drop: false }`
[INFO] [stdout] 78239db198f7625007715dd9f7af4f54ee65275f0de6f2c00fd19afa3f220379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 25b450ea20797c99ebd70c299359bd8e123461c03dc82b929e8bbbb335a7a14d
[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" "25b450ea20797c99ebd70c299359bd8e123461c03dc82b929e8bbbb335a7a14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]     Checking js-sys v0.3.42
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking serde-wasm-bindgen v0.1.3
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.15
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking random-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.46s
[INFO] running `Command { std: "docker" "inspect" "25b450ea20797c99ebd70c299359bd8e123461c03dc82b929e8bbbb335a7a14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b450ea20797c99ebd70c299359bd8e123461c03dc82b929e8bbbb335a7a14d", kill_on_drop: false }`
[INFO] [stdout] 25b450ea20797c99ebd70c299359bd8e123461c03dc82b929e8bbbb335a7a14d