[INFO] fetching crate ttcore 0.2.35... [INFO] checking ttcore-0.2.35 against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763 [INFO] extracting crate ttcore 0.2.35 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate ttcore 0.2.35 on toolchain 092a284ba0421695f2032c947765429fd7095796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ttcore 0.2.35 [INFO] finished tweaking crates.io crate ttcore 0.2.35 [INFO] tweaked toml for crates.io crate ttcore 0.2.35 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding myutil v0.2.648 (available: v7.3.0) [INFO] [stderr] Adding nix v0.18.0 (available: v0.29.0) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded myutil v0.2.648 [INFO] [stderr] Downloaded ttcore_def v0.2.35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fdefc35b7e7db6881e7806c6e49118dd6e20bb1919a78d371dca7e5bacd91a42 [INFO] running `Command { std: "docker" "start" "-a" "fdefc35b7e7db6881e7806c6e49118dd6e20bb1919a78d371dca7e5bacd91a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fdefc35b7e7db6881e7806c6e49118dd6e20bb1919a78d371dca7e5bacd91a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdefc35b7e7db6881e7806c6e49118dd6e20bb1919a78d371dca7e5bacd91a42", kill_on_drop: false }` [INFO] [stdout] fdefc35b7e7db6881e7806c6e49118dd6e20bb1919a78d371dca7e5bacd91a42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40a8d6605763b120259b4cbbddce64797582e5e4d457bed3e27c7dc2becdf9bf [INFO] running `Command { std: "docker" "start" "-a" "40a8d6605763b120259b4cbbddce64797582e5e4d457bed3e27c7dc2becdf9bf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling const_fn v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking myutil v0.2.648 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking ttcore_def v0.2.35 [INFO] [stderr] Checking ttcore v0.2.35 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | / ROOT.replace( [INFO] [stdout] 49 | | path.trim_start_matches("/dev/zvol/") [INFO] [stdout] 50 | | .trim_end_matches('/') [INFO] [stdout] 51 | | .to_owned(), [INFO] [stdout] 52 | | ); [INFO] [stdout] | |_________________^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | unsafe { ROOT.as_deref() } [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | / ROOT.replace( [INFO] [stdout] 49 | | path.trim_start_matches("/dev/zvol/") [INFO] [stdout] 50 | | .trim_end_matches('/') [INFO] [stdout] 51 | | .to_owned(), [INFO] [stdout] 52 | | ); [INFO] [stdout] | |_________________^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | unsafe { ROOT.as_deref() } [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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.02s [INFO] running `Command { std: "docker" "inspect" "40a8d6605763b120259b4cbbddce64797582e5e4d457bed3e27c7dc2becdf9bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40a8d6605763b120259b4cbbddce64797582e5e4d457bed3e27c7dc2becdf9bf", kill_on_drop: false }` [INFO] [stdout] 40a8d6605763b120259b4cbbddce64797582e5e4d457bed3e27c7dc2becdf9bf