[INFO] updating cached repository https://github.com/Nhoutain/email_finder [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 52826dfe60d13db59f400cda37abfe3a76faf3da [INFO] checking Nhoutain/email_finder against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNhoutain%2Femail_finder" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nhoutain/email_finder on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Nhoutain/email_finder [INFO] finished tweaking git repo https://github.com/Nhoutain/email_finder [INFO] tweaked toml for git repo https://github.com/Nhoutain/email_finder written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Nhoutain/email_finder already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 637d489483c4ef4d41aa1a91f683d6f3437733fb1880ea5d54e70943c27110f5 [INFO] running `"docker" "start" "-a" "637d489483c4ef4d41aa1a91f683d6f3437733fb1880ea5d54e70943c27110f5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling openssl v0.10.20 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.3.0 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking debug_unreachable v0.1.1 [INFO] [stderr] Checking tendril v0.3.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking memchr v2.2.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking tokio-current-thread v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling openssl-sys v0.9.43 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking libflate v0.1.21 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking number_prefix v0.2.8 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.16 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking regex v1.1.2 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.12 [INFO] [stderr] Checking uuid v0.7.2 [INFO] [stderr] Checking tempfile v3.0.7 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking csv v1.0.7 [INFO] [stderr] Compiling html5ever v0.18.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking h2 v0.1.17 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.17 [INFO] [stderr] Checking indicatif v0.11.0 [INFO] [stderr] Checking dialoguer v0.3.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling string_cache v0.6.2 [INFO] [stderr] Compiling markup5ever v0.3.2 [INFO] [stderr] Checking hyper v0.12.25 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking clap-verbosity-flag v0.2.0 [INFO] [stderr] Checking clap-log-flag v0.2.1 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.11 [INFO] [stderr] Checking select v0.4.2 [INFO] [stderr] Checking delcroix v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `HashMap`, `HashSet` [INFO] [stderr] --> src/google.rs:2:24 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::{HashSet, HashMap}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/google.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::PathBuf` [INFO] [stderr] --> src/google.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::path::PathBuf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `structopt::StructOpt` [INFO] [stderr] --> src/google.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use structopt::StructOpt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `google` should have an upper camel case name [INFO] [stderr] --> src/main.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | google [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Google` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `HashMap`, `HashSet` [INFO] [stderr] --> src/google.rs:2:24 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::{HashSet, HashMap}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/google.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::PathBuf` [INFO] [stderr] --> src/google.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::path::PathBuf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `structopt::StructOpt` [INFO] [stderr] --> src/google.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use structopt::StructOpt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `google` should have an upper camel case name [INFO] [stderr] --> src/main.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | google [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Google` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/find.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/write.rs:5:14 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `section` [INFO] [stderr] --> src/write.rs:5:26 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_section` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/find.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/write.rs:5:14 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `section` [INFO] [stderr] --> src/write.rs:5:26 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_section` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write` [INFO] [stderr] --> src/write.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:99:5 [INFO] [stderr] | [INFO] [stderr] 99 | finder.log.log_all(Some(finder.verbose.log_level())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | / wtr.serialize(Record { [INFO] [stderr] 125 | | link: link.clone() , [INFO] [stderr] 126 | | section: section.title.clone(), [INFO] [stderr] 127 | | mail: email [INFO] [stderr] 128 | | }); [INFO] [stderr] | |___________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | wtr.flush(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write` [INFO] [stderr] --> src/write.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn write(file: File, section: google::Section) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:99:5 [INFO] [stderr] | [INFO] [stderr] 99 | finder.log.log_all(Some(finder.verbose.log_level())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | / wtr.serialize(Record { [INFO] [stderr] 125 | | link: link.clone() , [INFO] [stderr] 126 | | section: section.title.clone(), [INFO] [stderr] 127 | | mail: email [INFO] [stderr] 128 | | }); [INFO] [stderr] | |___________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | wtr.flush(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 05s [INFO] running `"docker" "inspect" "637d489483c4ef4d41aa1a91f683d6f3437733fb1880ea5d54e70943c27110f5"` [INFO] running `"docker" "rm" "-f" "637d489483c4ef4d41aa1a91f683d6f3437733fb1880ea5d54e70943c27110f5"` [INFO] [stdout] 637d489483c4ef4d41aa1a91f683d6f3437733fb1880ea5d54e70943c27110f5