[INFO] cloning repository https://github.com/m110/notes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m110/notes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm110%2Fnotes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm110%2Fnotes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f26f26363125249b9b444211f1c869d66ed6efcd
[INFO] testing m110/notes against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm110%2Fnotes" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m110/notes on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/m110/notes
[INFO] finished tweaking git repo https://github.com/m110/notes
[INFO] tweaked toml for git repo https://github.com/m110/notes written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/m110/notes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00e73edd8b1c6e7614b4bfb5b260f2238071fdd004eefa5fec5af9ea1bcfb4b3
[INFO] running `Command { std: "docker" "start" "-a" "00e73edd8b1c6e7614b4bfb5b260f2238071fdd004eefa5fec5af9ea1bcfb4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00e73edd8b1c6e7614b4bfb5b260f2238071fdd004eefa5fec5af9ea1bcfb4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e73edd8b1c6e7614b4bfb5b260f2238071fdd004eefa5fec5af9ea1bcfb4b3", kill_on_drop: false }`
[INFO] [stdout] 00e73edd8b1c6e7614b4bfb5b260f2238071fdd004eefa5fec5af9ea1bcfb4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d54d0372adf0593245e72a416c8f13ee90d9761bef92bf6e88e2325782415b60
[INFO] running `Command { std: "docker" "start" "-a" "d54d0372adf0593245e72a416c8f13ee90d9761bef92bf6e88e2325782415b60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.5
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling memchr v0.1.7
[INFO] [stderr]    Compiling rand v0.3.13
[INFO] [stderr]    Compiling aho-corasick v0.4.0
[INFO] [stderr]    Compiling time v0.1.34
[INFO] [stderr]    Compiling regex v0.1.48
[INFO] [stderr]    Compiling notes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cli.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/storage.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     match env::home_dir() {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]    --> src/storage.rs:106:22
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 Some(caps) => {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/cli.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `category`
[INFO] [stdout]   --> src/models.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     category: BookCategory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `title`
[INFO] [stdout]   --> src/models.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `entries`
[INFO] [stdout]   --> src/storage.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn entries(&self, book_id: usize) -> &Vec<Entry> {
[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 6.17s
[INFO] running `Command { std: "docker" "inspect" "d54d0372adf0593245e72a416c8f13ee90d9761bef92bf6e88e2325782415b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54d0372adf0593245e72a416c8f13ee90d9761bef92bf6e88e2325782415b60", kill_on_drop: false }`
[INFO] [stdout] d54d0372adf0593245e72a416c8f13ee90d9761bef92bf6e88e2325782415b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa56ca39113964d09e08e16ad96edb783e88a7f5bf69c29eda704c9c9b67b70e
[INFO] running `Command { std: "docker" "start" "-a" "aa56ca39113964d09e08e16ad96edb783e88a7f5bf69c29eda704c9c9b67b70e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling notes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cli.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/storage.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     match env::home_dir() {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]    --> src/storage.rs:106:22
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 Some(caps) => {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/cli.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `category`
[INFO] [stdout]   --> src/models.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     category: BookCategory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `title`
[INFO] [stdout]   --> src/models.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `entries`
[INFO] [stdout]   --> src/storage.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn entries(&self, book_id: usize) -> &Vec<Entry> {
[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 1.19s
[INFO] running `Command { std: "docker" "inspect" "aa56ca39113964d09e08e16ad96edb783e88a7f5bf69c29eda704c9c9b67b70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa56ca39113964d09e08e16ad96edb783e88a7f5bf69c29eda704c9c9b67b70e", kill_on_drop: false }`
[INFO] [stdout] aa56ca39113964d09e08e16ad96edb783e88a7f5bf69c29eda704c9c9b67b70e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c240f94959822af822cc52bec320d6bf897838ff27f8ab89731dd162e24ed08
[INFO] running `Command { std: "docker" "start" "-a" "3c240f94959822af822cc52bec320d6bf897838ff27f8ab89731dd162e24ed08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/cli.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stderr]   --> src/storage.rs:58:16
[INFO] [stderr]    |
[INFO] [stderr] 58 |     match env::home_dir() {
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `caps`
[INFO] [stderr]    --> src/storage.rs:106:22
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 Some(caps) => {
[INFO] [stderr]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]   --> src/cli.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     None,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `category`
[INFO] [stderr]   --> src/models.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     category: BookCategory,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `title`
[INFO] [stderr]   --> src/models.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn title(&self) -> &String {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `entries`
[INFO] [stderr]   --> src/storage.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn entries(&self, book_id: usize) -> &Vec<Entry> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `notes` (bin "notes" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/notes-ef338ab2a756d656)
[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" "3c240f94959822af822cc52bec320d6bf897838ff27f8ab89731dd162e24ed08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c240f94959822af822cc52bec320d6bf897838ff27f8ab89731dd162e24ed08", kill_on_drop: false }`
[INFO] [stdout] 3c240f94959822af822cc52bec320d6bf897838ff27f8ab89731dd162e24ed08