[INFO] cloning repository https://github.com/rolftimmermans/slope
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rolftimmermans/slope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolftimmermans%2Fslope", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolftimmermans%2Fslope'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b357650671869758f43d35f04eb47c80174662f8
[INFO] checking rolftimmermans/slope against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolftimmermans%2Fslope" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rolftimmermans/slope
[INFO] finished tweaking git repo https://github.com/rolftimmermans/slope
[INFO] tweaked toml for git repo https://github.com/rolftimmermans/slope written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rolftimmermans/slope on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rolftimmermans/slope 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef690a87832d1a9b054c5124a0ffda283500dfa50af92a2a1e2b28fdadcaa8eb
[INFO] running `Command { std: "docker" "start" "-a" "ef690a87832d1a9b054c5124a0ffda283500dfa50af92a2a1e2b28fdadcaa8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef690a87832d1a9b054c5124a0ffda283500dfa50af92a2a1e2b28fdadcaa8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef690a87832d1a9b054c5124a0ffda283500dfa50af92a2a1e2b28fdadcaa8eb", kill_on_drop: false }`
[INFO] [stdout] ef690a87832d1a9b054c5124a0ffda283500dfa50af92a2a1e2b28fdadcaa8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ff5893d2601e6a942240948f17458bcff9f7ff8820b647ac771937340cb638d
[INFO] running `Command { std: "docker" "start" "-a" "0ff5893d2601e6a942240948f17458bcff9f7ff8820b647ac771937340cb638d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking smol_str v0.1.16
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.16
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking nom_locate v2.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking slope-parse v0.1.0 (/opt/rustwide/workdir/slope-parse)
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stdout] error: struct `SrcFile` is never constructed
[INFO] [stdout]    --> slope-parse/src/lib.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct SrcFile {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileName` is never used
[INFO] [stdout]  --> slope-parse/src/source.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum FileName {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SourceFile` is never constructed
[INFO] [stdout]   --> slope-parse/src/source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SourceFile {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CharPos` is never constructed
[INFO] [stdout]   --> slope-parse/src/source.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct CharPos(u32);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PosInfo` is never constructed
[INFO] [stdout]   --> slope-parse/src/source.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct PosInfo {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `lookup_pos_info`, and `lookup_line` are never used
[INFO] [stdout]   --> slope-parse/src/source.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl SourceFile {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 37 |     pub fn new(name: FileName, offset: BytePos, source: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn lookup_pos_info(&self, offset: BytePos) -> Option<PosInfo> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn lookup_line(&self, offset: BytePos) -> Option<u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slope-parse` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0ff5893d2601e6a942240948f17458bcff9f7ff8820b647ac771937340cb638d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff5893d2601e6a942240948f17458bcff9f7ff8820b647ac771937340cb638d", kill_on_drop: false }`
[INFO] [stdout] 0ff5893d2601e6a942240948f17458bcff9f7ff8820b647ac771937340cb638d