[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 7)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 8)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 9)
[INFO] cloning repository https://github.com/hube12/truetree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hube12/truetree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95f60f81c94497f7ef1686ece58bd0ae2a6454d1
[INFO] checking hube12/truetree_rs against master#0c478fdfe138a8b09744798c85fe2be657768b00 for pr-139419
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhube12%2Ftruetree_rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hube12/truetree_rs on toolchain 0c478fdfe138a8b09744798c85fe2be657768b00
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hube12/truetree_rs
[INFO] finished tweaking git repo https://github.com/hube12/truetree_rs
[INFO] tweaked toml for git repo https://github.com/hube12/truetree_rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hube12/truetree_rs 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" "+0c478fdfe138a8b09744798c85fe2be657768b00" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 008d2bd4c03f41b4798806b0119975c8f9c08a1af63d86746c55dad83bcd26f1
[INFO] running `Command { std: "docker" "start" "-a" "008d2bd4c03f41b4798806b0119975c8f9c08a1af63d86746c55dad83bcd26f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "008d2bd4c03f41b4798806b0119975c8f9c08a1af63d86746c55dad83bcd26f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008d2bd4c03f41b4798806b0119975c8f9c08a1af63d86746c55dad83bcd26f1", kill_on_drop: false }`
[INFO] [stdout] 008d2bd4c03f41b4798806b0119975c8f9c08a1af63d86746c55dad83bcd26f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a91417058a73842d680472a45df32b0635dcb53d9f1ad3fabd7ef445d3dd8db
[INFO] running `Command { std: "docker" "start" "-a" "4a91417058a73842d680472a45df32b0635dcb53d9f1ad3fabd7ef445d3dd8db", kill_on_drop: false }`
[INFO] [stderr]     Checking truetree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             drop(value);
[INFO] [stdout]     |             ^^^^^-----^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `u64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 203 -             drop(value);
[INFO] [stdout] 203 +             let _ = value;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `truetree` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/0c478fdfe138a8b09744798c85fe2be657768b00/bin/rustc --crate-name truetree --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=23826eae519794c7 -C extra-filename=-36804644008ffd8c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4a91417058a73842d680472a45df32b0635dcb53d9f1ad3fabd7ef445d3dd8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a91417058a73842d680472a45df32b0635dcb53d9f1ad3fabd7ef445d3dd8db", kill_on_drop: false }`
[INFO] [stdout] 4a91417058a73842d680472a45df32b0635dcb53d9f1ad3fabd7ef445d3dd8db