[INFO] crate joinkit 0.2.0 is already in cache
[INFO] extracting crate joinkit 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/joinkit/0.2.0
[INFO] extracting crate joinkit 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/joinkit/0.2.0
[INFO] validating manifest of joinkit-0.2.0 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 joinkit-0.2.0 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 joinkit-0.2.0
[INFO] finished frobbing joinkit-0.2.0
[INFO] frobbed toml for joinkit-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/joinkit/0.2.0/Cargo.toml
[INFO] started frobbing joinkit-0.2.0
[INFO] finished frobbing joinkit-0.2.0
[INFO] frobbed toml for joinkit-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/joinkit/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 joinkit-0.2.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/joinkit/0.2.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 14f4ecd5d801a7ffabda983c1a3bc5052cf459f9bce186ebac179ef0fd085fe3
[INFO] running `"docker" "start" "-a" "14f4ecd5d801a7ffabda983c1a3bc5052cf459f9bce186ebac179ef0fd085fe3"`
[INFO] [stderr]    Compiling joinkit v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/util.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/util.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{BufRead, Write, BufWriter,};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `"docker" "inspect" "14f4ecd5d801a7ffabda983c1a3bc5052cf459f9bce186ebac179ef0fd085fe3"`
[INFO] running `"docker" "rm" "-f" "14f4ecd5d801a7ffabda983c1a3bc5052cf459f9bce186ebac179ef0fd085fe3"`
[INFO] [stdout] 14f4ecd5d801a7ffabda983c1a3bc5052cf459f9bce186ebac179ef0fd085fe3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/joinkit/0.2.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 519cc54554005b15e225d9221df34a46f0dcac410f1fc8a61dc3acb7f3bc893d
[INFO] running `"docker" "start" "-a" "519cc54554005b15e225d9221df34a46f0dcac410f1fc8a61dc3acb7f3bc893d"`
[INFO] [stderr]    Compiling joinkit v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/util.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/util.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{BufRead, Write, BufWriter,};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `"docker" "inspect" "519cc54554005b15e225d9221df34a46f0dcac410f1fc8a61dc3acb7f3bc893d"`
[INFO] running `"docker" "rm" "-f" "519cc54554005b15e225d9221df34a46f0dcac410f1fc8a61dc3acb7f3bc893d"`
[INFO] [stdout] 519cc54554005b15e225d9221df34a46f0dcac410f1fc8a61dc3acb7f3bc893d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/joinkit/0.2.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7c7b8adc71746c06390ea31f7ba58e5a5c4b087db28d86acfb6eb8a58daa849c
[INFO] running `"docker" "start" "-a" "7c7b8adc71746c06390ea31f7ba58e5a5c4b087db28d86acfb6eb8a58daa849c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/joinkit-b81291eed677e69a
[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/hjoin-f46e98bac29952b7
[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/mjoin-bce11ebd42fc5138
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hash_join-115768f7ba8e5c10
[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] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test left_excl_fused ... ok
[INFO] [stdout] test inner_fused_inv ... ok
[INFO] [stdout] test inner_fused ... ok
[INFO] [stdout] test right_excl_fused_inv ... ok
[INFO] [stdout] test right_outer_fused ... ok
[INFO] [stdout] test right_outer_fused_inv ... ok
[INFO] [stdout] test left_excl_fused_inv ... ok
[INFO] [stdout] test left_outer_fused ... ok
[INFO] [stdout] test full_outer_fused ... ok
[INFO] [stdout] test full_outer_fused_inv ... ok
[INFO] [stdout] test right_excl_fused ... ok
[INFO] [stdout] test left_outer_fused_inv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/merge_join-e2bd91966b46fa14
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test full_outer_fused_inv ... ok
[INFO] [stdout] test left_excl_fused ... ok
[INFO] [stdout] test inner_fused ... ok
[INFO] [stdout] test inner_fused_inv ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/util-f057336147b51010
[INFO] [stdout] test left_excl_fused_inv ... ok
[INFO] [stdout] test left_outer_fused ... ok
[INFO] [stdout] test full_outer_fused ... ok
[INFO] [stdout] test left_outer_fused_inv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test extract_key_multiple_eq ... ok
[INFO] [stdout] test extract_key_single_eq ... ok
[INFO] [stdout] test extract_key_multiple_ne ... ok
[INFO] [stdout] test extract_key_single_ne ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests joinkit
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::merge_join_full_outer_by (line 165) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_right_excl (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_inner (line 209) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_left_excl (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_right_outer (line 361) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::merge_join_left_excl_by (line 99) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::merge_join_inner_by (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_left_outer (line 284) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::hash_join_full_outer (line 403) ... ok
[INFO] [stdout] test src/lib.rs - Joinkit::merge_join_left_outer_by (line 131) ... ok
[INFO] [stdout] test src/util.rs - util::extract_key (line 143) ... ok
[INFO] [stdout] test src/util.rs - util::num_fields (line 236) ... ok
[INFO] [stdout] test src/util.rs - util::fields_to_idx (line 58) ... ok
[INFO] [stdout] test src/util.rs - util::extract_key_value (line 208) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7c7b8adc71746c06390ea31f7ba58e5a5c4b087db28d86acfb6eb8a58daa849c"`
[INFO] running `"docker" "rm" "-f" "7c7b8adc71746c06390ea31f7ba58e5a5c4b087db28d86acfb6eb8a58daa849c"`
[INFO] [stdout] 7c7b8adc71746c06390ea31f7ba58e5a5c4b087db28d86acfb6eb8a58daa849c