[INFO] cloning repository https://github.com/edkins/mathparse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edkins/mathparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fmathparse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fmathparse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f1737d5c4e010a785293b5d22f1d7515f7d52ae [INFO] checking edkins/mathparse against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fmathparse" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/edkins/mathparse on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edkins/mathparse [INFO] finished tweaking git repo https://github.com/edkins/mathparse [INFO] tweaked toml for git repo https://github.com/edkins/mathparse written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/edkins/mathparse already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b90a9968b3cf8a11e0fa70616a011b3406fc87f5c8d425314d93962ed671409 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2b90a9968b3cf8a11e0fa70616a011b3406fc87f5c8d425314d93962ed671409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b90a9968b3cf8a11e0fa70616a011b3406fc87f5c8d425314d93962ed671409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b90a9968b3cf8a11e0fa70616a011b3406fc87f5c8d425314d93962ed671409", kill_on_drop: false }` [INFO] [stdout] 2b90a9968b3cf8a11e0fa70616a011b3406fc87f5c8d425314d93962ed671409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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] 5ebfc0c01d4d5111430a3cf34b313252a3e7c97447b83c76540b686adefd71ba [INFO] running `Command { std: "docker" "start" "-a" "5ebfc0c01d4d5111430a3cf34b313252a3e7c97447b83c76540b686adefd71ba", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling proc-macro2 v1.0.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.3 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling nom v5.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling stackvector v1.0.6 [INFO] [stderr] Compiling lexical-core v0.4.3 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking chrono v0.4.7 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Compiling vo-parse-derive v0.1.0 (/opt/rustwide/workdir/vo-parse-derive) [INFO] [stderr] Checking mathparse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem::swap` [INFO] [stdout] --> src/parse.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::swap; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `block3` [INFO] [stdout] --> src/types.rs:5:75 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::parse::{Memory,SemanticError,E,string,fail,as_string,my,block2,block3,tuple2,nullable,vec,wrapped}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `unshare` [INFO] [stdout] --> src/types.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::parse::{VoParseRef,unshare}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::swap` [INFO] [stdout] --> src/parse.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::swap; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `block3` [INFO] [stdout] --> src/types.rs:5:75 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::parse::{Memory,SemanticError,E,string,fail,as_string,my,block2,block3,tuple2,nullable,vec,wrapped}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `unshare` [INFO] [stdout] --> src/types.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::parse::{VoParseRef,unshare}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `memory` [INFO] [stdout] --> src/parse.rs:317:19 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn int<'b,'a>(memory: &'a mut Memory, i:&'b[u8]) -> IResult<&'b[u8],i64,E> [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entire_file` [INFO] [stdout] --> src/parse.rs:526:9 [INFO] [stdout] | [INFO] [stdout] 526 | let entire_file = i; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entire_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc` [INFO] [stdout] --> src/parse.rs:141:56 [INFO] [stdout] | [INFO] [stdout] 141 | Some(rc) => rc.clone().downcast().map_err(|rc|SemanticError::new(format!("downcasting error on pointer"))), [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `msg` [INFO] [stdout] --> src/parse.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn msg(msg: String, i:&[u8]) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `len` [INFO] [stdout] --> src/parse.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn len(actual: usize, expected: usize, name: &str, i:&[u8]) -> Result<(),Self> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Int` [INFO] [stdout] --> src/parse.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | Int(i64), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ptr` [INFO] [stdout] --> src/parse.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | Ptr(usize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Atm` [INFO] [stdout] --> src/parse.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | Atm(u8) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `int` [INFO] [stdout] --> src/parse.rs:317:8 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn int<'b,'a>(memory: &'a mut Memory, i:&'b[u8]) -> IResult<&'b[u8],i64,E> [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `block3` [INFO] [stdout] --> src/parse.rs:396:8 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn block3<'b,F,G,H,M,T:'static,U:'static,V:'static,R:'static>(f:F,g:G,h:H,m:M) -> impl Fn(&mut Memory, &'b[u8]) -> IResult<&'b[u8],Rc... [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `block5` [INFO] [stdout] --> src/parse.rs:415:8 [INFO] [stdout] | [INFO] [stdout] 415 | pub fn block5<'b,F,G,H,I,J,M,T:'static,U:'static,V:'static,W:'static,X:'static,R:'static>(f:F,g:G,h:H,i:I,j:J,m:M) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `md5` [INFO] [stdout] --> src/parse.rs:519:4 [INFO] [stdout] | [INFO] [stdout] 519 | fn md5(i: &[u8]) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `memory` [INFO] [stdout] --> src/parse.rs:317:19 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn int<'b,'a>(memory: &'a mut Memory, i:&'b[u8]) -> IResult<&'b[u8],i64,E> [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_memory` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entire_file` [INFO] [stdout] --> src/parse.rs:526:9 [INFO] [stdout] | [INFO] [stdout] 526 | let entire_file = i; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entire_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc` [INFO] [stdout] --> src/parse.rs:141:56 [INFO] [stdout] | [INFO] [stdout] 141 | Some(rc) => rc.clone().downcast().map_err(|rc|SemanticError::new(format!("downcasting error on pointer"))), [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `msg` [INFO] [stdout] --> src/parse.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn msg(msg: String, i:&[u8]) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `len` [INFO] [stdout] --> src/parse.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn len(actual: usize, expected: usize, name: &str, i:&[u8]) -> Result<(),Self> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Int` [INFO] [stdout] --> src/parse.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | Int(i64), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ptr` [INFO] [stdout] --> src/parse.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | Ptr(usize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Atm` [INFO] [stdout] --> src/parse.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | Atm(u8) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `int` [INFO] [stdout] --> src/parse.rs:317:8 [INFO] [stdout] | [INFO] [stdout] 317 | pub fn int<'b,'a>(memory: &'a mut Memory, i:&'b[u8]) -> IResult<&'b[u8],i64,E> [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `block3` [INFO] [stdout] --> src/parse.rs:396:8 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn block3<'b,F,G,H,M,T:'static,U:'static,V:'static,R:'static>(f:F,g:G,h:H,m:M) -> impl Fn(&mut Memory, &'b[u8]) -> IResult<&'b[u8],Rc... [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `block5` [INFO] [stdout] --> src/parse.rs:415:8 [INFO] [stdout] | [INFO] [stdout] 415 | pub fn block5<'b,F,G,H,I,J,M,T:'static,U:'static,V:'static,W:'static,X:'static,R:'static>(f:F,g:G,h:H,i:I,j:J,m:M) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `md5` [INFO] [stdout] --> src/parse.rs:519:4 [INFO] [stdout] | [INFO] [stdout] 519 | fn md5(i: &[u8]) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.87s [INFO] running `Command { std: "docker" "inspect" "5ebfc0c01d4d5111430a3cf34b313252a3e7c97447b83c76540b686adefd71ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ebfc0c01d4d5111430a3cf34b313252a3e7c97447b83c76540b686adefd71ba", kill_on_drop: false }` [INFO] [stdout] 5ebfc0c01d4d5111430a3cf34b313252a3e7c97447b83c76540b686adefd71ba