[INFO] updating cached repository lambdabear/increasing_speed_limits [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lambdabear/increasing_speed_limits [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/increasing_speed_limits" "work/ex/beta-1.37-6/sources/1.36.0/gh/lambdabear/increasing_speed_limits"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lambdabear/increasing_speed_limits'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/increasing_speed_limits" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 99149c5336fe91b4c321acafbe9b4bb7230f26f6 [INFO] sha for GitHub repo lambdabear/increasing_speed_limits: 99149c5336fe91b4c321acafbe9b4bb7230f26f6 [INFO] validating manifest of lambdabear/increasing_speed_limits on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of lambdabear/increasing_speed_limits on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing lambdabear/increasing_speed_limits [INFO] finished frobbing lambdabear/increasing_speed_limits [INFO] frobbed toml for lambdabear/increasing_speed_limits written to work/ex/beta-1.37-6/sources/1.36.0/gh/lambdabear/increasing_speed_limits/Cargo.toml [INFO] started frobbing lambdabear/increasing_speed_limits [INFO] finished frobbing lambdabear/increasing_speed_limits [INFO] frobbed toml for lambdabear/increasing_speed_limits written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits/Cargo.toml [INFO] crate lambdabear/increasing_speed_limits already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing lambdabear/increasing_speed_limits against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits:/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] 68e3278f26d222693c93dc4638e51d600d23d1f2bc2fa14d3cc612aa464e9b4c [INFO] running `"docker" "start" "-a" "68e3278f26d222693c93dc4638e51d600d23d1f2bc2fa14d3cc612aa464e9b4c"` [INFO] [stderr] Compiling increasing-speed-limits v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:29:46 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/lib.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | for j in 0..m { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> src/lib.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let N = v[0].parse::().expect("parse error"); [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `MOD` should have a snake case name [INFO] [stderr] --> src/compute.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let MOD = 1_000_000_007; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `mod` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `"docker" "inspect" "68e3278f26d222693c93dc4638e51d600d23d1f2bc2fa14d3cc612aa464e9b4c"` [INFO] running `"docker" "rm" "-f" "68e3278f26d222693c93dc4638e51d600d23d1f2bc2fa14d3cc612aa464e9b4c"` [INFO] [stdout] 68e3278f26d222693c93dc4638e51d600d23d1f2bc2fa14d3cc612aa464e9b4c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits:/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 5f4b8476a42097d64155d8750d1860070ad603e41fa6d0ce23e31dc0e8484e40 [INFO] running `"docker" "start" "-a" "5f4b8476a42097d64155d8750d1860070ad603e41fa6d0ce23e31dc0e8484e40"` [INFO] [stderr] Compiling increasing-speed-limits v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:29:46 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/lib.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | for j in 0..m { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> src/lib.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let N = v[0].parse::().expect("parse error"); [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `MOD` should have a snake case name [INFO] [stderr] --> src/compute.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let MOD = 1_000_000_007; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `mod` [INFO] [stderr] [INFO] [stderr] warning: function `test_BIT` should have a snake case name [INFO] [stderr] --> src/compute.rs:60:4 [INFO] [stderr] | [INFO] [stderr] 60 | fn test_BIT() { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `test_bit` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `"docker" "inspect" "5f4b8476a42097d64155d8750d1860070ad603e41fa6d0ce23e31dc0e8484e40"` [INFO] running `"docker" "rm" "-f" "5f4b8476a42097d64155d8750d1860070ad603e41fa6d0ce23e31dc0e8484e40"` [INFO] [stdout] 5f4b8476a42097d64155d8750d1860070ad603e41fa6d0ce23e31dc0e8484e40 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lambdabear/increasing_speed_limits:/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] ff8a431d1cc52e0b2111252babd632c1cff938b90d39a7e3349aded4430be69e [INFO] running `"docker" "start" "-a" "ff8a431d1cc52e0b2111252babd632c1cff938b90d39a7e3349aded4430be69e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/increasing_speed_limits-c131e414e8ba0ea8 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test compute::test_BIT ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/increasing_speed_limits-8dc5015e6d8c1144 [INFO] [stderr] Doc-tests increasing-speed-limits [INFO] [stdout] [INFO] [stdout] test result: ok. 0 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" "ff8a431d1cc52e0b2111252babd632c1cff938b90d39a7e3349aded4430be69e"` [INFO] running `"docker" "rm" "-f" "ff8a431d1cc52e0b2111252babd632c1cff938b90d39a7e3349aded4430be69e"` [INFO] [stdout] ff8a431d1cc52e0b2111252babd632c1cff938b90d39a7e3349aded4430be69e