[INFO] cloning repository https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfzetto/bring-your-own-memory-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfzetto/bring-your-own-memory-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a84c07213e6d312e08f1a10903b6285d7da9b2ac
[INFO] checking pfzetto/bring-your-own-memory-demo against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pfzetto/bring-your-own-memory-demo on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] finished tweaking git repo https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] tweaked toml for git repo https://github.com/pfzetto/bring-your-own-memory-demo written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pfzetto/bring-your-own-memory-demo 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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f139ec8a13df058cbff34acd476b98bdaba2bdb84671303fdbddbf0bc20fb63a
[INFO] running `Command { std: "docker" "start" "-a" "f139ec8a13df058cbff34acd476b98bdaba2bdb84671303fdbddbf0bc20fb63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f139ec8a13df058cbff34acd476b98bdaba2bdb84671303fdbddbf0bc20fb63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f139ec8a13df058cbff34acd476b98bdaba2bdb84671303fdbddbf0bc20fb63a", kill_on_drop: false }`
[INFO] [stdout] f139ec8a13df058cbff34acd476b98bdaba2bdb84671303fdbddbf0bc20fb63a
[INFO] checking pfzetto/bring-your-own-memory-demo against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfzetto%2Fbring-your-own-memory-demo" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pfzetto/bring-your-own-memory-demo on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] finished tweaking git repo https://github.com/pfzetto/bring-your-own-memory-demo
[INFO] tweaked toml for git repo https://github.com/pfzetto/bring-your-own-memory-demo written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pfzetto/bring-your-own-memory-demo 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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f59986215304471417786d2156d487fb8fd13877a32bad1e9833037f40fde96
[INFO] running `Command { std: "docker" "start" "-a" "8f59986215304471417786d2156d487fb8fd13877a32bad1e9833037f40fde96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f59986215304471417786d2156d487fb8fd13877a32bad1e9833037f40fde96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f59986215304471417786d2156d487fb8fd13877a32bad1e9833037f40fde96", kill_on_drop: false }`
[INFO] [stdout] 8f59986215304471417786d2156d487fb8fd13877a32bad1e9833037f40fde96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841a5fc0eb36b4300af454c1208e4b8fa4bad5ae5df34814ce8f501c9299a09f
[INFO] running `Command { std: "docker" "start" "-a" "841a5fc0eb36b4300af454c1208e4b8fa4bad5ae5df34814ce8f501c9299a09f", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking bring-your-own-memory-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let msg = can_receiver.recv().await;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let msg = can_receiver.recv().await;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let msg = can_receiver.recv().await;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let msg = can_receiver.recv().await;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:325:34
[INFO] [stdout]     |
[INFO] [stdout] 325 | fn spawn<F: Future<Output = ()>>(f: F) {
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:325:34
[INFO] [stdout]     |
[INFO] [stdout] 325 | fn spawn<F: Future<Output = ()>>(f: F) {
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "841a5fc0eb36b4300af454c1208e4b8fa4bad5ae5df34814ce8f501c9299a09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841a5fc0eb36b4300af454c1208e4b8fa4bad5ae5df34814ce8f501c9299a09f", kill_on_drop: false }`
[INFO] [stdout] 841a5fc0eb36b4300af454c1208e4b8fa4bad5ae5df34814ce8f501c9299a09f