[INFO] fetching crate expjobserver 0.9.2... [INFO] checking expjobserver-0.9.2 against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474 [INFO] extracting crate expjobserver 0.9.2 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate expjobserver 0.9.2 on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate expjobserver 0.9.2 [INFO] finished tweaking crates.io crate expjobserver 0.9.2 [INFO] tweaked toml for crates.io crate expjobserver 0.9.2 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] crate crates.io crate expjobserver 0.9.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded terminal_size v0.1.13 [INFO] [stderr] Downloaded syn v1.0.44 [INFO] [stderr] Downloaded regex v1.4.1 [INFO] [stderr] Downloaded const_fn v0.4.2 [INFO] [stderr] Downloaded regex-syntax v0.6.20 [INFO] [stderr] Downloaded rust-argon2 v0.8.2 [INFO] [stderr] Downloaded log4rs v0.8.3 [INFO] [stderr] Downloaded serde_yaml v0.8.13 [INFO] [stderr] Downloaded regex-automata v0.1.9 [INFO] [stderr] Downloaded log-mdc v0.1.0 [INFO] [stderr] Downloaded console v0.12.0 [INFO] [stderr] Downloaded object v0.21.1 [INFO] [stderr] Downloaded rustc-demangle v0.1.17 [INFO] [stderr] Downloaded flate2 v1.0.18 [INFO] [stderr] Downloaded termios v0.3.3 [INFO] [stderr] Downloaded bstr v0.2.13 [INFO] [stderr] Downloaded backtrace v0.3.53 [INFO] [stderr] Downloaded antidote v1.0.0 [INFO] [stderr] Downloaded miniz_oxide v0.4.3 [INFO] [stderr] Downloaded anyhow v1.0.33 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded serde-value v0.5.3 [INFO] [stderr] Downloaded ordered-float v1.1.0 [INFO] [stderr] Downloaded multimap v0.8.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88c810b6106f1da10baa23ac720b45dcb55033098194d63b47b9c8400337bc60 [INFO] running `Command { std: "docker" "start" "-a" "88c810b6106f1da10baa23ac720b45dcb55033098194d63b47b9c8400337bc60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88c810b6106f1da10baa23ac720b45dcb55033098194d63b47b9c8400337bc60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88c810b6106f1da10baa23ac720b45dcb55033098194d63b47b9c8400337bc60", kill_on_drop: false }` [INFO] [stdout] 88c810b6106f1da10baa23ac720b45dcb55033098194d63b47b9c8400337bc60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d34407643155d8a5a596a7d7f0440f472144b3703a1ed247554b6d4486cbad7 [INFO] running `Command { std: "docker" "start" "-a" "7d34407643155d8a5a596a7d7f0440f472144b3703a1ed247554b6d4486cbad7", 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] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.44 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling anyhow v1.0.33 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling const_fn v0.4.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] 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v0.1.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking flate2 v1.0.18 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking console v0.12.0 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Compiling expjobserver v0.9.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `cp_results` [INFO] [stdout] --> src/bin/client/main.rs:793:5 [INFO] [stdout] | [INFO] [stdout] 793 | cp_results: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MatrixInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/client/main.rs:788:10 [INFO] [stdout] | [INFO] [stdout] 788 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `variables` [INFO] [stdout] --> src/bin/client/main.rs:795:5 [INFO] [stdout] | [INFO] [stdout] 795 | variables: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `MatrixInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/client/main.rs:788:10 [INFO] [stdout] | [INFO] [stdout] 788 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cp_results` [INFO] [stdout] --> src/bin/client/main.rs:793:5 [INFO] [stdout] | [INFO] [stdout] 793 | cp_results: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MatrixInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/client/main.rs:788:10 [INFO] [stdout] | [INFO] [stdout] 788 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `variables` [INFO] [stdout] --> src/bin/client/main.rs:795:5 [INFO] [stdout] | [INFO] [stdout] 795 | variables: HashMap>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `MatrixInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/client/main.rs:788:10 [INFO] [stdout] | [INFO] [stdout] 788 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `child` [INFO] [stdout] --> src/bin/server/main.rs:233:5 [INFO] [stdout] | [INFO] [stdout] 233 | child: Command, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.71s [INFO] [stdout] warning: field is never read: `stdout` [INFO] [stdout] --> src/bin/server/main.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | stdout: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stderr` [INFO] [stdout] --> src/bin/server/main.rs:242:5 [INFO] [stdout] | [INFO] [stdout] 242 | stderr: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `child` [INFO] [stdout] --> src/bin/server/main.rs:233:5 [INFO] [stdout] | [INFO] [stdout] 233 | child: Command, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stdout` [INFO] [stdout] --> src/bin/server/main.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | stdout: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stderr` [INFO] [stdout] --> src/bin/server/main.rs:242:5 [INFO] [stdout] | [INFO] [stdout] 242 | stderr: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `JobProcessInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/server/main.rs:231:10 [INFO] [stdout] | [INFO] [stdout] 231 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7d34407643155d8a5a596a7d7f0440f472144b3703a1ed247554b6d4486cbad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d34407643155d8a5a596a7d7f0440f472144b3703a1ed247554b6d4486cbad7", kill_on_drop: false }` [INFO] [stdout] 7d34407643155d8a5a596a7d7f0440f472144b3703a1ed247554b6d4486cbad7