[INFO] cloning repository https://github.com/sivese/Doc-Tracker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sivese/Doc-Tracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsivese%2FDoc-Tracker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsivese%2FDoc-Tracker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea8b155230074962873d1ba69f6c747374b6bd27
[INFO] testing sivese/Doc-Tracker against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsivese%2FDoc-Tracker" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sivese/Doc-Tracker on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sivese/Doc-Tracker
[INFO] finished tweaking git repo https://github.com/sivese/Doc-Tracker
[INFO] tweaked toml for git repo https://github.com/sivese/Doc-Tracker written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sivese/Doc-Tracker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4860a965635252546bb8941e057963f75a630b4e8d2be57d90a8ce4def48719
[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" "a4860a965635252546bb8941e057963f75a630b4e8d2be57d90a8ce4def48719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4860a965635252546bb8941e057963f75a630b4e8d2be57d90a8ce4def48719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4860a965635252546bb8941e057963f75a630b4e8d2be57d90a8ce4def48719", kill_on_drop: false }`
[INFO] [stdout] a4860a965635252546bb8941e057963f75a630b4e8d2be57d90a8ce4def48719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] ff6499511e696d302435309162f00c2921948a07f88b3a84e5af094bff58cf4f
[INFO] running `Command { std: "docker" "start" "-a" "ff6499511e696d302435309162f00c2921948a07f88b3a84e5af094bff58cf4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc_tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/reader.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn query_directory(path : String) {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/reader.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_file(file : String) {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]  --> src/parser.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Parser {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Rule`
[INFO] [stdout]   --> src/parser.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Rule {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Reader`
[INFO] [stdout]  --> src/reader.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Reader {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_directory`
[INFO] [stdout]  --> src/reader.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn query_directory(path : String) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_file`
[INFO] [stdout]   --> src/reader.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_file(file : String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "ff6499511e696d302435309162f00c2921948a07f88b3a84e5af094bff58cf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6499511e696d302435309162f00c2921948a07f88b3a84e5af094bff58cf4f", kill_on_drop: false }`
[INFO] [stdout] ff6499511e696d302435309162f00c2921948a07f88b3a84e5af094bff58cf4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1480955d1a135a62734ee936d70a5f2eee7a9b55c0a480bf7af13188f9475289
[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" "1480955d1a135a62734ee936d70a5f2eee7a9b55c0a480bf7af13188f9475289", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc_tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/reader.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn query_directory(path : String) {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/reader.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_file(file : String) {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]  --> src/parser.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Parser {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Rule`
[INFO] [stdout]   --> src/parser.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Rule {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Reader`
[INFO] [stdout]  --> src/reader.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Reader {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_directory`
[INFO] [stdout]  --> src/reader.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn query_directory(path : String) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_file`
[INFO] [stdout]   --> src/reader.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_file(file : String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "1480955d1a135a62734ee936d70a5f2eee7a9b55c0a480bf7af13188f9475289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1480955d1a135a62734ee936d70a5f2eee7a9b55c0a480bf7af13188f9475289", kill_on_drop: false }`
[INFO] [stdout] 1480955d1a135a62734ee936d70a5f2eee7a9b55c0a480bf7af13188f9475289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f218342799b2402038a0fd445178aabbeef180d05be18ee42cbe4e516215cbce
[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" "f218342799b2402038a0fd445178aabbeef180d05be18ee42cbe4e516215cbce", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/reader.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn query_directory(path : String) {
[INFO] [stderr]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/reader.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn read_file(file : String) {
[INFO] [stderr]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Parser`
[INFO] [stderr]  --> src/parser.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Parser {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Rule`
[INFO] [stderr]   --> src/parser.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum Rule {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Reader`
[INFO] [stderr]  --> src/reader.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Reader {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `query_directory`
[INFO] [stderr]  --> src/reader.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn query_directory(path : String) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_file`
[INFO] [stderr]   --> src/reader.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn read_file(file : String) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `doc_tracker` (bin "doc_tracker" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doc_tracker-40e3cad0f42a0243)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f218342799b2402038a0fd445178aabbeef180d05be18ee42cbe4e516215cbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f218342799b2402038a0fd445178aabbeef180d05be18ee42cbe4e516215cbce", kill_on_drop: false }`
[INFO] [stdout] f218342799b2402038a0fd445178aabbeef180d05be18ee42cbe4e516215cbce