[INFO] cloning repository https://github.com/dgsantana/tagger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgsantana/tagger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgsantana%2Ftagger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgsantana%2Ftagger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7ce536ba44408fb33c644dd65cd53580910178d
[INFO] checking dgsantana/tagger against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgsantana%2Ftagger" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dgsantana/tagger
[INFO] finished tweaking git repo https://github.com/dgsantana/tagger
[INFO] tweaked toml for git repo https://github.com/dgsantana/tagger written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dgsantana/tagger on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 131 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] [stderr]       Adding git2 v0.18.3 (available: v0.20.2)
[INFO] [stderr]       Adding toml v0.8.23 (available: v0.9.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded git2 v0.18.3
[INFO] [stderr]   Downloaded libssh2-sys v0.3.1
[INFO] [stderr]   Downloaded libz-sys v1.1.22
[INFO] [stderr]   Downloaded libgit2-sys v0.16.2+1.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e59947473062fedcb3addfcb9de1df1d058dfd724ea019f4f6da0e0da8bfdd8
[INFO] running `Command { std: "docker" "start" "-a" "1e59947473062fedcb3addfcb9de1df1d058dfd724ea019f4f6da0e0da8bfdd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e59947473062fedcb3addfcb9de1df1d058dfd724ea019f4f6da0e0da8bfdd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e59947473062fedcb3addfcb9de1df1d058dfd724ea019f4f6da0e0da8bfdd8", kill_on_drop: false }`
[INFO] [stdout] 1e59947473062fedcb3addfcb9de1df1d058dfd724ea019f4f6da0e0da8bfdd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68a232911f4856e9c2d27294b1a9e6ab1275bbd482653b0814b29106115ad3dc
[INFO] running `Command { std: "docker" "start" "-a" "68a232911f4856e9c2d27294b1a9e6ab1275bbd482653b0814b29106115ad3dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]    Compiling pkg-config v0.3.32
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[INFO] [stderr]    Compiling version_check v0.9.5
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[INFO] [stderr]    Compiling icu_properties_data v2.0.1
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[INFO] [stderr]     Checking smallvec v1.15.1
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[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
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[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking zerofrom v0.1.6
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[INFO] [stderr]     Checking idna_adapter v1.2.1
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[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking git2 v0.18.3
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking tagger v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Substring` and `Subvert` are never constructed
[INFO] [stdout]  --> src/query.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Query {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 2 |     Substring(String, String),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     Regex(regex::Regex, String),
[INFO] [stdout] 4 |     Subvert(String, String),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `substring` is never used
[INFO] [stdout]  --> src/query.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn substring(old: &str, new: &str) -> Query {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subvert` is never used
[INFO] [stdout]   --> src/query.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn subvert(pattern: &str, replacement: &str) -> Query {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.84s
[INFO] running `Command { std: "docker" "inspect" "68a232911f4856e9c2d27294b1a9e6ab1275bbd482653b0814b29106115ad3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a232911f4856e9c2d27294b1a9e6ab1275bbd482653b0814b29106115ad3dc", kill_on_drop: false }`
[INFO] [stdout] 68a232911f4856e9c2d27294b1a9e6ab1275bbd482653b0814b29106115ad3dc