[INFO] updating cached repository ethankhall/crom [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ethankhall/crom [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ethankhall/crom" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ethankhall/crom"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ethankhall/crom'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ethankhall/crom" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ethankhall/crom"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ethankhall/crom'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 49652666d8fd24d1ceca95f95b8d535590fd2b19 [INFO] sha for GitHub repo ethankhall/crom: 49652666d8fd24d1ceca95f95b8d535590fd2b19 [INFO] validating manifest of ethankhall/crom on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ethankhall/crom on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ethankhall/crom [INFO] finished frobbing ethankhall/crom [INFO] frobbed toml for ethankhall/crom written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/ethankhall/crom/Cargo.toml [INFO] started frobbing ethankhall/crom [INFO] finished frobbing ethankhall/crom [INFO] frobbed toml for ethankhall/crom written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ethankhall/crom/Cargo.toml [INFO] crate ethankhall/crom already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking ethankhall/crom against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/ethankhall/crom:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6c547a146b2c869c2865c1fe136dc2f653f5ec9bcbd2e0e01f2ff97bdb69ad3e [INFO] running `"docker" "start" "-a" "6c547a146b2c869c2865c1fe136dc2f653f5ec9bcbd2e0e01f2ff97bdb69ad3e"` [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Checking fern v0.5.7 [INFO] [stderr] Checking xmltree v0.8.0 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking combine v3.6.7 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tempfile v3.0.7 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Checking predicates v1.0.0 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking mockito v0.16.0 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking zip v0.5.0 [INFO] [stderr] Checking indicatif v0.10.3 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Checking hyper v0.12.24 [INFO] [stderr] Checking webpki v0.19.1 [INFO] [stderr] Checking sct v0.5.0 [INFO] [stderr] Checking ct-logs v0.5.1 [INFO] [stderr] Checking rustls v0.15.1 [INFO] [stderr] Checking webpki-roots v0.16.0 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking tokio-rustls v0.9.0 [INFO] [stderr] Checking hyper-rustls v0.16.0 [INFO] [stderr] Checking reqwest v0.9.10 [INFO] [stderr] Checking toml_edit v0.1.3 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:55:65 [INFO] [stderr] | [INFO] [stderr] 44 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stderr] | -- lifetime `'v` defined here [INFO] [stderr] 45 | / match *v { [INFO] [stderr] 46 | | Item::ArrayOfTables(ref mut vec) => { [INFO] [stderr] 47 | | vec.values.get_mut(*self).expect("index out of bounds") [INFO] [stderr] 48 | | } [INFO] [stderr] 49 | | Item::Value(ref mut a) if a.is_array() => a [INFO] [stderr] | | --------- mutable borrow occurs here [INFO] [stderr] ... | [INFO] [stderr] 55 | | _ => panic!("cannot access index {} in {:?}", self, v), [INFO] [stderr] | | ^ immutable borrow occurs here [INFO] [stderr] 56 | | } [INFO] [stderr] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:88:63 [INFO] [stderr] | [INFO] [stderr] 70 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stderr] | -- lifetime `'v` defined here [INFO] [stderr] ... [INFO] [stderr] 77 | / match *v { [INFO] [stderr] 78 | | Item::Table(ref mut t) => t.entry(self).or_insert(Item::None), [INFO] [stderr] 79 | | Item::Value(ref mut v) if v.is_inline_table() => { [INFO] [stderr] | | --------- mutable borrow occurs here [INFO] [stderr] 80 | | &mut v [INFO] [stderr] ... | [INFO] [stderr] 88 | | _ => panic!("cannot access key {} in {:?}", self, v), [INFO] [stderr] | | ^ immutable borrow occurs here [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking crom v999.9.9-SNAPSHOT (/opt/crater/workdir) [INFO] [stderr] warning: constant item is never used: `CURRENT_VERSION` [INFO] [stderr] --> tests/shared.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub const CURRENT_VERSION: &str = "v0.1.6"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_file` [INFO] [stderr] --> tests/shared.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn add_file(root: PathBuf, file: PathBuf) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Write` is imported redundantly [INFO] [stderr] --> src/crom_lib/artifact/compress.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::Write; [INFO] [stderr] | -------------- the item `Write` is already imported here [INFO] [stderr] ... [INFO] [stderr] 32 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Write` is imported redundantly [INFO] [stderr] --> src/crom_lib/artifact/compress.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::Write; [INFO] [stderr] | -------------- the item `Write` is already imported here [INFO] [stderr] ... [INFO] [stderr] 32 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `"docker" "inspect" "6c547a146b2c869c2865c1fe136dc2f653f5ec9bcbd2e0e01f2ff97bdb69ad3e"` [INFO] running `"docker" "rm" "-f" "6c547a146b2c869c2865c1fe136dc2f653f5ec9bcbd2e0e01f2ff97bdb69ad3e"` [INFO] [stdout] 6c547a146b2c869c2865c1fe136dc2f653f5ec9bcbd2e0e01f2ff97bdb69ad3e