[INFO] cloning repository https://github.com/playXE/garbage-collector [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/garbage-collector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fgarbage-collector", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fgarbage-collector'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2972f68c8ed3889bd1b6979aaa37ab395afdb36e [INFO] checking playXE/garbage-collector against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fgarbage-collector" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/playXE/garbage-collector on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/playXE/garbage-collector [INFO] finished tweaking git repo https://github.com/playXE/garbage-collector [INFO] tweaked toml for git repo https://github.com/playXE/garbage-collector written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/playXE/garbage-collector already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/zesterer/flume` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d2408d4055b2d2aa10aa8ef8d941b291930a9beb3b2bfc0da2c76a89f611e370 [INFO] running `Command { std: "docker" "start" "-a" "d2408d4055b2d2aa10aa8ef8d941b291930a9beb3b2bfc0da2c76a89f611e370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2408d4055b2d2aa10aa8ef8d941b291930a9beb3b2bfc0da2c76a89f611e370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2408d4055b2d2aa10aa8ef8d941b291930a9beb3b2bfc0da2c76a89f611e370", kill_on_drop: false }` [INFO] [stdout] d2408d4055b2d2aa10aa8ef8d941b291930a9beb3b2bfc0da2c76a89f611e370 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 254c4b93026bdc8d00939cf51932a2b98d5b9ee0421c8b69bf17e4e9d3538e0c [INFO] running `Command { std: "docker" "start" "-a" "254c4b93026bdc8d00939cf51932a2b98d5b9ee0421c8b69bf17e4e9d3538e0c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling garbage-collector v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking rayon-core v1.8.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking simple_logger v1.6.0 [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/accounting/card_table.rs:239:14 [INFO] [stdout] | [INFO] [stdout] 239 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/accounting/stack.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/accounting/stack.rs:122:28 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn push(&self, mut val: Ref>) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/accounting/stack.rs:123:17 [INFO] [stdout] | [INFO] [stdout] 123 | let mut head = self.head(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/accounting/stack.rs:125:21 [INFO] [stdout] | [INFO] [stdout] 125 | let mut prev = *head; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/accounting/stack.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut head = self.head(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val2` [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let val2 = Root::new(XX(43)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_val2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/macros_private.rs:19:36 [INFO] [stdout] | [INFO] [stdout] 19 | try_else_return!($x, || {}); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/html/mod.rs:537:29 [INFO] [stdout] | [INFO] [stdout] 537 | let mut found_ids = try_else_return!(fs::list_existing_benchmarks(&output_directory)); [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `try_else_return` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/macros_private.rs:36:63 [INFO] [stdout] | [INFO] [stdout] 36 | println!("Criterion.rs ERROR: {}", &format!($($arg)*)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/plot/gnuplot_backend/mod.rs:243:28 [INFO] [stdout] | [INFO] [stdout] 243 | Ok(out) => error!("Error in Gnuplot: {}", String::from_utf8_lossy(&out.stderr)), [INFO] [stdout] | -------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/macros_private.rs:36:63 [INFO] [stdout] | [INFO] [stdout] 36 | println!("Criterion.rs ERROR: {}", &format!($($arg)*)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/criterion-0.3.3/src/plot/gnuplot_backend/mod.rs:244:27 [INFO] [stdout] | [INFO] [stdout] 244 | Err(e) => error!("Got IO error while waiting for Gnuplot to complete: {}", e), [INFO] [stdout] | ------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `criterion` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "254c4b93026bdc8d00939cf51932a2b98d5b9ee0421c8b69bf17e4e9d3538e0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "254c4b93026bdc8d00939cf51932a2b98d5b9ee0421c8b69bf17e4e9d3538e0c", kill_on_drop: false }` [INFO] [stdout] 254c4b93026bdc8d00939cf51932a2b98d5b9ee0421c8b69bf17e4e9d3538e0c