[INFO] cloning repository https://github.com/nkconnor/rust-ipv4-optimization [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nkconnor/rust-ipv4-optimization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkconnor%2Frust-ipv4-optimization", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkconnor%2Frust-ipv4-optimization'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49c3a47eaf493217be0b78a9bce643c3f62afa4a [INFO] checking nkconnor/rust-ipv4-optimization against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkconnor%2Frust-ipv4-optimization" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nkconnor/rust-ipv4-optimization on toolchain d534db0721b23cf977073bf4cd306dbf501e6b4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nkconnor/rust-ipv4-optimization [INFO] finished tweaking git repo https://github.com/nkconnor/rust-ipv4-optimization [INFO] tweaked toml for git repo https://github.com/nkconnor/rust-ipv4-optimization written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nkconnor/rust-ipv4-optimization 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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68f86c1db29e885909388d8851c444049057f4999ad4b5d94c85364203a21661 [INFO] running `Command { std: "docker" "start" "-a" "68f86c1db29e885909388d8851c444049057f4999ad4b5d94c85364203a21661", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68f86c1db29e885909388d8851c444049057f4999ad4b5d94c85364203a21661", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68f86c1db29e885909388d8851c444049057f4999ad4b5d94c85364203a21661", kill_on_drop: false }` [INFO] [stdout] 68f86c1db29e885909388d8851c444049057f4999ad4b5d94c85364203a21661 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 253b0c17b03b3633d875ca322060e51a5c35678943334c431b533af49f43a8f9 [INFO] running `Command { std: "docker" "start" "-a" "253b0c17b03b3633d875ca322060e51a5c35678943334c431b533af49f43a8f9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking rust-ipv4-optimization v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/lib.rs:159:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl<'a> Parser<'a> { [INFO] [stdout] | ------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 159 | fn read_ipv6_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 226 | fn read_ip_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 233 | fn read_port(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 241 | fn read_scope_id(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 249 | fn read_socket_addr_v4(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 258 | fn read_socket_addr_v6(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 271 | fn read_socket_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/bin/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `vsimple` is never used [INFO] [stdout] --> src/bin/main.rs:342:4 [INFO] [stdout] | [INFO] [stdout] 342 | fn vsimple(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `vmain` is never used [INFO] [stdout] --> src/bin/main.rs:358:4 [INFO] [stdout] | [INFO] [stdout] 358 | fn vmain(s: &str) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `vpatch` is never used [INFO] [stdout] --> src/bin/main.rs:363:4 [INFO] [stdout] | [INFO] [stdout] 363 | fn vpatch(s: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `checked_mul` and `checked_add` are never used [INFO] [stdout] --> src/bin/main.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 15 | trait ReadNumberHelper: std::marker::Sized { [INFO] [stdout] | ---------------- methods in this trait [INFO] [stdout] 16 | const ZERO: Self; [INFO] [stdout] 17 | fn checked_mul(&self, other: u32) -> Option; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 18 | fn checked_add(&self, other: u32) -> Option; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> src/bin/main.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | struct Parser<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/bin/main.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl<'a> Parser<'a> { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 43 | fn new(input: &'a str) -> Parser<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn read_atomically(&mut self, inner: F) -> Option [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | fn parse_with(&mut self, inner: F, kind: AddrKind) -> Result [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn peek_char(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn read_char(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 87 | fn read_given_char(&mut self, target: char) -> Option<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn read_separator(&mut self, sep: char, index: usize, inner: F) -> Option [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | fn read_number( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 146 | fn read_ipv4_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | fn read_ipv6_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 230 | fn read_ip_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 237 | fn read_port(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 245 | fn read_scope_id(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 253 | fn read_socket_addr_v4(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 262 | fn read_socket_addr_v6(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 275 | fn read_socket_addr(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Ip`, `Ipv4`, `Ipv6`, `Socket`, `SocketV4`, and `SocketV6` are never constructed [INFO] [stdout] --> src/bin/main.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 283 | enum AddrKind { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 284 | Ip, [INFO] [stdout] | ^^ [INFO] [stdout] 285 | Ipv4, [INFO] [stdout] | ^^^^ [INFO] [stdout] 286 | Ipv6, [INFO] [stdout] | ^^^^ [INFO] [stdout] 287 | Socket, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 288 | SocketV4, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 289 | SocketV6, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AddrKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `syn` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/d534db0721b23cf977073bf4cd306dbf501e6b4d/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.95/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=3eaabdca360865a8 -C extra-filename=-6d47c55d60ea8fa8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-271dc8c35f9ebbff.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c501dc564182a279.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-529583a66dd5bf11.rmeta --cap-lints allow --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaYpzGaJ" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "253b0c17b03b3633d875ca322060e51a5c35678943334c431b533af49f43a8f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "253b0c17b03b3633d875ca322060e51a5c35678943334c431b533af49f43a8f9", kill_on_drop: false }` [INFO] [stdout] 253b0c17b03b3633d875ca322060e51a5c35678943334c431b533af49f43a8f9