[INFO] updating cached repository cadaverine/huge-fibonacci-modulo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/cadaverine/huge-fibonacci-modulo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/cadaverine/huge-fibonacci-modulo" "work/ex/beta-1.38-1/sources/1.37.0/gh/cadaverine/huge-fibonacci-modulo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cadaverine/huge-fibonacci-modulo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/cadaverine/huge-fibonacci-modulo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cadaverine/huge-fibonacci-modulo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cadaverine/huge-fibonacci-modulo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c874c6011284aa96f0582e0b4e3608aa08fd30d9 [INFO] sha for GitHub repo cadaverine/huge-fibonacci-modulo: c874c6011284aa96f0582e0b4e3608aa08fd30d9 [INFO] validating manifest of cadaverine/huge-fibonacci-modulo 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 cadaverine/huge-fibonacci-modulo 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 cadaverine/huge-fibonacci-modulo [INFO] finished frobbing cadaverine/huge-fibonacci-modulo [INFO] frobbed toml for cadaverine/huge-fibonacci-modulo written to work/ex/beta-1.38-1/sources/1.37.0/gh/cadaverine/huge-fibonacci-modulo/Cargo.toml [INFO] started frobbing cadaverine/huge-fibonacci-modulo [INFO] finished frobbing cadaverine/huge-fibonacci-modulo [INFO] frobbed toml for cadaverine/huge-fibonacci-modulo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cadaverine/huge-fibonacci-modulo/Cargo.toml [INFO] crate cadaverine/huge-fibonacci-modulo 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 cadaverine/huge-fibonacci-modulo 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-2/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/cadaverine/huge-fibonacci-modulo:/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] 31a103660d32c6d52706da25fcc017ff454d5a3126078b2c6bf3d044f88a5bcb [INFO] running `"docker" "start" "-a" "31a103660d32c6d52706da25fcc017ff454d5a3126078b2c6bf3d044f88a5bcb"` [INFO] [stderr] Compiling huge_fibonacci_modulo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `start_pizano_idx` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let start_pizano_idx = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_pizano_idx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `end_pizano_idx` [INFO] [stderr] --> src/main.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut end_pizano_idx = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_end_pizano_idx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cycle_value` [INFO] [stderr] --> src/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut cycle_value = 1; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cycle_counter` [INFO] [stderr] --> src/main.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut cycle_counter = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_counter` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let mut end_pizano_idx = 1; [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/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut cycle_value = 1; [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/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut cycle_counter = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `"docker" "inspect" "31a103660d32c6d52706da25fcc017ff454d5a3126078b2c6bf3d044f88a5bcb"` [INFO] running `"docker" "rm" "-f" "31a103660d32c6d52706da25fcc017ff454d5a3126078b2c6bf3d044f88a5bcb"` [INFO] [stdout] 31a103660d32c6d52706da25fcc017ff454d5a3126078b2c6bf3d044f88a5bcb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/cadaverine/huge-fibonacci-modulo:/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] 0523bb412a5cf549429006bf6be18fc7253a02b0d5679ba9059a458d862d22c2 [INFO] running `"docker" "start" "-a" "0523bb412a5cf549429006bf6be18fc7253a02b0d5679ba9059a458d862d22c2"` [INFO] [stderr] Compiling huge_fibonacci_modulo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `start_pizano_idx` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let start_pizano_idx = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_pizano_idx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `end_pizano_idx` [INFO] [stderr] --> src/main.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut end_pizano_idx = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_end_pizano_idx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cycle_value` [INFO] [stderr] --> src/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut cycle_value = 1; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cycle_counter` [INFO] [stderr] --> src/main.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut cycle_counter = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_cycle_counter` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let mut end_pizano_idx = 1; [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/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut cycle_value = 1; [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/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut cycle_counter = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `"docker" "inspect" "0523bb412a5cf549429006bf6be18fc7253a02b0d5679ba9059a458d862d22c2"` [INFO] running `"docker" "rm" "-f" "0523bb412a5cf549429006bf6be18fc7253a02b0d5679ba9059a458d862d22c2"` [INFO] [stdout] 0523bb412a5cf549429006bf6be18fc7253a02b0d5679ba9059a458d862d22c2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/cadaverine/huge-fibonacci-modulo:/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] 7e77fc50470e87a3206aa83881e1b82baa100004f86cf12a30c588f4b288bb52 [INFO] running `"docker" "start" "-a" "7e77fc50470e87a3206aa83881e1b82baa100004f86cf12a30c588f4b288bb52"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/huge_fibonacci_modulo-79be35b95a0b3553 [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" "7e77fc50470e87a3206aa83881e1b82baa100004f86cf12a30c588f4b288bb52"` [INFO] running `"docker" "rm" "-f" "7e77fc50470e87a3206aa83881e1b82baa100004f86cf12a30c588f4b288bb52"` [INFO] [stdout] 7e77fc50470e87a3206aa83881e1b82baa100004f86cf12a30c588f4b288bb52