[INFO] updating cached repository steffenhaug/freelist [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/steffenhaug/freelist [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/steffenhaug/freelist" "work/ex/beta-1.38-1/sources/1.37.0/gh/steffenhaug/freelist"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/steffenhaug/freelist'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/steffenhaug/freelist" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/steffenhaug/freelist"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/steffenhaug/freelist'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ee8b8506532e043996fb4c8fdd7f15e72f942fef [INFO] sha for GitHub repo steffenhaug/freelist: ee8b8506532e043996fb4c8fdd7f15e72f942fef [INFO] validating manifest of steffenhaug/freelist 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 steffenhaug/freelist 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 steffenhaug/freelist [INFO] finished frobbing steffenhaug/freelist [INFO] frobbed toml for steffenhaug/freelist written to work/ex/beta-1.38-1/sources/1.37.0/gh/steffenhaug/freelist/Cargo.toml [INFO] started frobbing steffenhaug/freelist [INFO] finished frobbing steffenhaug/freelist [INFO] frobbed toml for steffenhaug/freelist written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/steffenhaug/freelist/Cargo.toml [INFO] crate steffenhaug/freelist 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 steffenhaug/freelist 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-3/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/steffenhaug/freelist:/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] e391708aa80e75c267c181673a749c47c33ab8071ac51caf481bb9d967979558 [INFO] running `"docker" "start" "-a" "e391708aa80e75c267c181673a749c47c33ab8071ac51caf481bb9d967979558"` [INFO] [stderr] Compiling allocators v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `RefMut`, `Ref` [INFO] [stderr] --> src/pile.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::{RefCell, Ref, RefMut}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/pile.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/slotmap.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `slots` [INFO] [stderr] --> src/slotmap.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | slots: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `free_data` [INFO] [stderr] --> src/slotmap.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | free_data: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `free_slots` [INFO] [stderr] --> src/slotmap.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | free_slots: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let t = fl.remove(x); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `u` [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let u = fl.insert(42); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_u` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let v = fl.insert(69); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `"docker" "inspect" "e391708aa80e75c267c181673a749c47c33ab8071ac51caf481bb9d967979558"` [INFO] running `"docker" "rm" "-f" "e391708aa80e75c267c181673a749c47c33ab8071ac51caf481bb9d967979558"` [INFO] [stdout] e391708aa80e75c267c181673a749c47c33ab8071ac51caf481bb9d967979558 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/steffenhaug/freelist:/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] 3b4780569e0fc5ed6df38bd5f12ea1d4304ad54a0d55f45278e349145ce2674b [INFO] running `"docker" "start" "-a" "3b4780569e0fc5ed6df38bd5f12ea1d4304ad54a0d55f45278e349145ce2674b"` [INFO] [stderr] Compiling serde v1.0.83 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling itertools-num v0.1.3 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling criterion-stats v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.83 [INFO] [stderr] Compiling failure_derive v0.1.4 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling failure v0.1.4 [INFO] [stderr] Compiling criterion-plot v0.2.7 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling handlebars v1.0.5 [INFO] [stderr] Compiling criterion v0.2.7 [INFO] [stderr] Compiling allocators v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `RefMut`, `Ref` [INFO] [stderr] --> src/pile.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::{RefCell, Ref, RefMut}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/pile.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let t = fl.remove(x); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `u` [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let u = fl.insert(42); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_u` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let v = fl.insert(69); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/slotmap.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `slots` [INFO] [stderr] --> src/slotmap.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | slots: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `free_data` [INFO] [stderr] --> src/slotmap.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | free_data: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `free_slots` [INFO] [stderr] --> src/slotmap.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | free_slots: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `"docker" "inspect" "3b4780569e0fc5ed6df38bd5f12ea1d4304ad54a0d55f45278e349145ce2674b"` [INFO] running `"docker" "rm" "-f" "3b4780569e0fc5ed6df38bd5f12ea1d4304ad54a0d55f45278e349145ce2674b"` [INFO] [stdout] 3b4780569e0fc5ed6df38bd5f12ea1d4304ad54a0d55f45278e349145ce2674b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/steffenhaug/freelist:/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] 8863d7058043792cb2c16530540c6c2d25d9d8d1311a8c7b15f291c126e6ea01 [INFO] running `"docker" "start" "-a" "8863d7058043792cb2c16530540c6c2d25d9d8d1311a8c7b15f291c126e6ea01"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/crater/target/debug/deps/allocators-2a924aada1e4a12e [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] [stderr] Running /opt/crater/target/debug/deps/executable-2952993ce45d99c0 [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] [stderr] Doc-tests allocators [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" "8863d7058043792cb2c16530540c6c2d25d9d8d1311a8c7b15f291c126e6ea01"` [INFO] running `"docker" "rm" "-f" "8863d7058043792cb2c16530540c6c2d25d9d8d1311a8c7b15f291c126e6ea01"` [INFO] [stdout] 8863d7058043792cb2c16530540c6c2d25d9d8d1311a8c7b15f291c126e6ea01