[INFO] updating cached repository pontuslaestadius/goliath [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/pontuslaestadius/goliath [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/pontuslaestadius/goliath" "work/ex/beta-1.38-1/sources/1.37.0/gh/pontuslaestadius/goliath"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pontuslaestadius/goliath'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/pontuslaestadius/goliath" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f264ab5bb7a22fd7795673ef07cb671b01a06713 [INFO] sha for GitHub repo pontuslaestadius/goliath: f264ab5bb7a22fd7795673ef07cb671b01a06713 [INFO] validating manifest of pontuslaestadius/goliath on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of pontuslaestadius/goliath on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing pontuslaestadius/goliath [INFO] finished frobbing pontuslaestadius/goliath [INFO] frobbed toml for pontuslaestadius/goliath written to work/ex/beta-1.38-1/sources/1.37.0/gh/pontuslaestadius/goliath/Cargo.toml [INFO] started frobbing pontuslaestadius/goliath [INFO] finished frobbing pontuslaestadius/goliath [INFO] frobbed toml for pontuslaestadius/goliath written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath/Cargo.toml [INFO] crate pontuslaestadius/goliath already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing pontuslaestadius/goliath against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] b1d13f698091d4f442d0e85adf246530f4bc2d0e355c47c01c047257ac4dbbe7 [INFO] running `"docker" "start" "-a" "b1d13f698091d4f442d0e85adf246530f4bc2d0e355c47c01c047257ac4dbbe7"` [INFO] [stderr] Compiling goliath v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut temp_item = Item {key: s, value: get_value(s)}; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `index` [INFO] [stderr] --> src/lib.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | fn index<'a>(string: &'a mut String) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_most_valued_sentence` [INFO] [stderr] --> src/lib.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | fn get_most_valued_sentence<'a>(string: &'a mut String, vec: Vec) -> &'a str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_value` [INFO] [stderr] --> src/lib.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | fn get_value(string: &str) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `increase_value` [INFO] [stderr] --> src/lib.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | fn increase_value(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_value` [INFO] [stderr] --> src/lib.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | fn get_value(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_key` [INFO] [stderr] --> src/lib.rs:104:5 [INFO] [stderr] | [INFO] [stderr] 104 | fn get_key(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `"docker" "inspect" "b1d13f698091d4f442d0e85adf246530f4bc2d0e355c47c01c047257ac4dbbe7"` [INFO] running `"docker" "rm" "-f" "b1d13f698091d4f442d0e85adf246530f4bc2d0e355c47c01c047257ac4dbbe7"` [INFO] [stdout] b1d13f698091d4f442d0e85adf246530f4bc2d0e355c47c01c047257ac4dbbe7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 4270eb98f1c3cd5a947b95b36c1e9dcddc486a21a31a21b6b6f9b70619bd8127 [INFO] running `"docker" "start" "-a" "4270eb98f1c3cd5a947b95b36c1e9dcddc486a21a31a21b6b6f9b70619bd8127"` [INFO] [stderr] Compiling goliath v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut temp_item = Item {key: s, value: get_value(s)}; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut vec = index(&mut string); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:158:13 [INFO] [stderr] | [INFO] [stderr] 158 | let mut vec = index(&mut string); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `"docker" "inspect" "4270eb98f1c3cd5a947b95b36c1e9dcddc486a21a31a21b6b6f9b70619bd8127"` [INFO] running `"docker" "rm" "-f" "4270eb98f1c3cd5a947b95b36c1e9dcddc486a21a31a21b6b6f9b70619bd8127"` [INFO] [stdout] 4270eb98f1c3cd5a947b95b36c1e9dcddc486a21a31a21b6b6f9b70619bd8127 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pontuslaestadius/goliath:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 7601996004a6fc695c64b52d3edcb27384a4f85b1402945e05739526849c2bf2 [INFO] running `"docker" "start" "-a" "7601996004a6fc695c64b52d3edcb27384a4f85b1402945e05739526849c2bf2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/goliath-6ff951e71b8c7fda [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::simple_index ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::simple_get_value ... ok [INFO] [stdout] test tests::simple_item_increase ... ok [INFO] [stdout] test tests::simple_most_valued_sentence ... ok [INFO] [stderr] Doc-tests goliath [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "7601996004a6fc695c64b52d3edcb27384a4f85b1402945e05739526849c2bf2"` [INFO] running `"docker" "rm" "-f" "7601996004a6fc695c64b52d3edcb27384a4f85b1402945e05739526849c2bf2"` [INFO] [stdout] 7601996004a6fc695c64b52d3edcb27384a4f85b1402945e05739526849c2bf2