[INFO] fetching crate Dictionary_ 0.1.0...
[INFO] testing Dictionary_-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate Dictionary_ 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate Dictionary_ 0.1.0
[INFO] finished tweaking crates.io crate Dictionary_ 0.1.0
[INFO] tweaked toml for crates.io crate Dictionary_ 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate Dictionary_ 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b40e9949e721946b1bd9b06f3d400029d69af83011f4b4e6884d68144b013942
[INFO] running `Command { std: "docker" "start" "-a" "b40e9949e721946b1bd9b06f3d400029d69af83011f4b4e6884d68144b013942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b40e9949e721946b1bd9b06f3d400029d69af83011f4b4e6884d68144b013942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40e9949e721946b1bd9b06f3d400029d69af83011f4b4e6884d68144b013942", kill_on_drop: false }`
[INFO] [stdout] b40e9949e721946b1bd9b06f3d400029d69af83011f4b4e6884d68144b013942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93724efece617f7d265789566b38467750fe624f01766e491d332d5b88f5c00
[INFO] running `Command { std: "docker" "start" "-a" "f93724efece617f7d265789566b38467750fe624f01766e491d332d5b88f5c00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling Dictionary_ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Dictionary` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Dictionary {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `get_random_word` are never used
[INFO] [stdout]   --> src/lib.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl Dictionary {
[INFO] [stdout]    |     --------------- methods in this implementation
[INFO] [stdout] 10 |         pub fn load(&mut self, filename: &str) -> std::io::Result<()> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |         pub fn get_random_word(&self) -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Dictionary_` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `dictionary`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "f93724efece617f7d265789566b38467750fe624f01766e491d332d5b88f5c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93724efece617f7d265789566b38467750fe624f01766e491d332d5b88f5c00", kill_on_drop: false }`
[INFO] [stdout] f93724efece617f7d265789566b38467750fe624f01766e491d332d5b88f5c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24901397375b0885172141472196b0257089fe26a1ca65b45c6d306728647dc2
[INFO] running `Command { std: "docker" "start" "-a" "24901397375b0885172141472196b0257089fe26a1ca65b45c6d306728647dc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling Dictionary_ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Dictionary` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Dictionary {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `get_random_word` are never used
[INFO] [stdout]   --> src/lib.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl Dictionary {
[INFO] [stdout]    |     --------------- methods in this implementation
[INFO] [stdout] 10 |         pub fn load(&mut self, filename: &str) -> std::io::Result<()> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |         pub fn get_random_word(&self) -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Dictionary_` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `dictionary`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dictionary` is never constructed
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Dictionary {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load` and `get_random_word` are never used
[INFO] [stdout]   --> src/lib.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl Dictionary {
[INFO] [stdout]    |     --------------- methods in this implementation
[INFO] [stdout] 10 |         pub fn load(&mut self, filename: &str) -> std::io::Result<()> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |         pub fn get_random_word(&self) -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "24901397375b0885172141472196b0257089fe26a1ca65b45c6d306728647dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24901397375b0885172141472196b0257089fe26a1ca65b45c6d306728647dc2", kill_on_drop: false }`
[INFO] [stdout] 24901397375b0885172141472196b0257089fe26a1ca65b45c6d306728647dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5599307d82da11e7906588d4b9e8b4a621d50d08003d21dd05656442cf5733b2
[INFO] running `Command { std: "docker" "start" "-a" "5599307d82da11e7906588d4b9e8b4a621d50d08003d21dd05656442cf5733b2", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Dictionary` is never constructed
[INFO] [stderr]  --> src/lib.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub struct Dictionary {
[INFO] [stderr]   |                ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `load` and `get_random_word` are never used
[INFO] [stderr]   --> src/lib.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr]  9 |     impl Dictionary {
[INFO] [stderr]    |     --------------- methods in this implementation
[INFO] [stderr] 10 |         pub fn load(&mut self, filename: &str) -> std::io::Result<()> {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |         pub fn get_random_word(&self) -> String {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Dictionary_` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `dictionary`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `Dictionary_` (lib) generated 3 warnings
[INFO] [stderr] warning: `Dictionary_` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Dictionary_-0d50c7f72a94ff57)
[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] [stderr]    Doc-tests Dictionary_
[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" "5599307d82da11e7906588d4b9e8b4a621d50d08003d21dd05656442cf5733b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5599307d82da11e7906588d4b9e8b4a621d50d08003d21dd05656442cf5733b2", kill_on_drop: false }`
[INFO] [stdout] 5599307d82da11e7906588d4b9e8b4a621d50d08003d21dd05656442cf5733b2