[INFO] cloning repository https://github.com/kvinwang/gramine-bug-report-mem-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvinwang/gramine-bug-report-mem-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-applypatch.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test/hooks/pre-applypatch.sample': No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/kvinwang/gramine-bug-report-mem-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvinwang/gramine-bug-report-mem-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83c1033527f5e55b168f036cd1b06cf4a959d214
[INFO] checking kvinwang/gramine-bug-report-mem-test against master#8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b for pr-133925
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvinwang%2Fgramine-bug-report-mem-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kvinwang/gramine-bug-report-mem-test on toolchain 8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kvinwang/gramine-bug-report-mem-test
[INFO] finished tweaking git repo https://github.com/kvinwang/gramine-bug-report-mem-test
[INFO] tweaked toml for git repo https://github.com/kvinwang/gramine-bug-report-mem-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kvinwang/gramine-bug-report-mem-test 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" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c1f93ba1c6f31268758c6cf524ffbd27149ae042ae44559c5f1f22bcdf01451
[INFO] running `Command { std: "docker" "start" "-a" "0c1f93ba1c6f31268758c6cf524ffbd27149ae042ae44559c5f1f22bcdf01451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c1f93ba1c6f31268758c6cf524ffbd27149ae042ae44559c5f1f22bcdf01451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1f93ba1c6f31268758c6cf524ffbd27149ae042ae44559c5f1f22bcdf01451", kill_on_drop: false }`
[INFO] [stdout] 0c1f93ba1c6f31268758c6cf524ffbd27149ae042ae44559c5f1f22bcdf01451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acdb69e5587ac11a8b85469ced4e010494fa951b5bf5077b9afbc46974bbb30f
[INFO] running `Command { std: "docker" "start" "-a" "acdb69e5587ac11a8b85469ced4e010494fa951b5bf5077b9afbc46974bbb30f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking mimalloc v0.1.34
[INFO] [stderr]     Checking mem-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `current_used` is never read
[INFO] [stdout]   --> src/allocator.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Stats {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     /// The current heap usage of the allocator.
[INFO] [stdout] 13 |     pub current_used: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `current_used` is never read
[INFO] [stdout]   --> src/allocator.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Stats {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     /// The current heap usage of the allocator.
[INFO] [stdout] 13 |     pub current_used: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "acdb69e5587ac11a8b85469ced4e010494fa951b5bf5077b9afbc46974bbb30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdb69e5587ac11a8b85469ced4e010494fa951b5bf5077b9afbc46974bbb30f", kill_on_drop: false }`
[INFO] [stdout] acdb69e5587ac11a8b85469ced4e010494fa951b5bf5077b9afbc46974bbb30f