[INFO] fetching crate tracking-allocator 0.4.0... [INFO] checking tracking-allocator-0.4.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate tracking-allocator 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate tracking-allocator 0.4.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tracking-allocator 0.4.0 [INFO] tweaked toml for crates.io crate tracking-allocator 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tracking-allocator 0.4.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tracking-allocator 0.4.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sharded-slab v0.1.3 [INFO] [stderr] Downloaded bumpalo v3.7.1 [INFO] [stderr] Downloaded syn v1.0.78 [INFO] [stderr] Downloaded tracing-subscriber v0.3.7 [INFO] [stderr] Downloaded libc v0.2.103 [INFO] [stderr] Downloaded tracing v0.1.28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 335d7f4857c90ee49a9fba91b0eb806123285d67266306bf7a23d92f870463e9 [INFO] running `Command { std: "docker" "start" "-a" "335d7f4857c90ee49a9fba91b0eb806123285d67266306bf7a23d92f870463e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "335d7f4857c90ee49a9fba91b0eb806123285d67266306bf7a23d92f870463e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "335d7f4857c90ee49a9fba91b0eb806123285d67266306bf7a23d92f870463e9", kill_on_drop: false }` [INFO] [stdout] 335d7f4857c90ee49a9fba91b0eb806123285d67266306bf7a23d92f870463e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72c805dd039fa97665ff44057b797b6ac071dfdba0d058327decffb8a7787fca [INFO] running `Command { std: "docker" "start" "-a" "72c805dd039fa97665ff44057b797b6ac071dfdba0d058327decffb8a7787fca", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling syn v1.0.78 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.5 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking sharded-slab v0.1.3 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking tracing v0.1.28 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking tracing-subscriber v0.3.7 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking tracking-allocator v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:270:23 [INFO] [stdout] | [INFO] [stdout] 270 | let tracker = GLOBAL_TRACKER [INFO] [stdout] | _______________________^ [INFO] [stdout] 271 | | .as_ref() [INFO] [stdout] | |_____________________^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:270:23 [INFO] [stdout] | [INFO] [stdout] 270 | let tracker = GLOBAL_TRACKER [INFO] [stdout] | _______________________^ [INFO] [stdout] 271 | | .as_ref() [INFO] [stdout] | |_____________________^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.64s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "72c805dd039fa97665ff44057b797b6ac071dfdba0d058327decffb8a7787fca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c805dd039fa97665ff44057b797b6ac071dfdba0d058327decffb8a7787fca", kill_on_drop: false }` [INFO] [stdout] 72c805dd039fa97665ff44057b797b6ac071dfdba0d058327decffb8a7787fca