[INFO] crate comp 0.2.1 is already in cache
[INFO] testing comp-0.2.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate comp 0.2.1 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate comp 0.2.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate comp 0.2.1
[INFO] finished tweaking crates.io crate comp 0.2.1
[INFO] tweaked toml for crates.io crate comp 0.2.1 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 85a0c03a2926da88bce28b534a875e876acd56904c30f12043e1a85ae0ac8d22
[INFO] running `"docker" "start" "-a" "85a0c03a2926da88bce28b534a875e876acd56904c30f12043e1a85ae0ac8d22"`
[INFO] [stderr]    Compiling comp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `"docker" "inspect" "85a0c03a2926da88bce28b534a875e876acd56904c30f12043e1a85ae0ac8d22"`
[INFO] running `"docker" "rm" "-f" "85a0c03a2926da88bce28b534a875e876acd56904c30f12043e1a85ae0ac8d22"`
[INFO] [stdout] 85a0c03a2926da88bce28b534a875e876acd56904c30f12043e1a85ae0ac8d22
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] f4c59e03b3425bffd9b140c856db21e9932c622727cd5010f3f84ea536d65033
[INFO] running `"docker" "start" "-a" "f4c59e03b3425bffd9b140c856db21e9932c622727cd5010f3f84ea536d65033"`
[INFO] [stderr]    Compiling comp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 892 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 893 | |             let start = 5;
[INFO] [stderr] 894 | |             let end;
[INFO] [stderr] 895 | |             end = start * 3;
[INFO] [stderr] ...   |
[INFO] [stderr] 899 | |             x
[INFO] [stderr] 900 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 892 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 893 | |             let start = 5;
[INFO] [stderr] 894 | |             let end;
[INFO] [stderr] 895 | |             end = start * 3;
[INFO] [stderr] ...   |
[INFO] [stderr] 899 | |             x
[INFO] [stderr] 900 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 892 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 893 | |             let start = 5;
[INFO] [stderr] 894 | |             let end;
[INFO] [stderr] 895 | |             end = start * 3;
[INFO] [stderr] ...   |
[INFO] [stderr] 899 | |             x
[INFO] [stderr] 900 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 907 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 908 | |             let mut a <- 0..5;
[INFO] [stderr] 909 | |
[INFO] [stderr] 910 | |             {
[INFO] [stderr] ...   |
[INFO] [stderr] 923 | |             (a, count)
[INFO] [stderr] 924 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 907 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 908 | |             let mut a <- 0..5;
[INFO] [stderr] 909 | |
[INFO] [stderr] 910 | |             {
[INFO] [stderr] ...   |
[INFO] [stderr] 923 | |             (a, count)
[INFO] [stderr] 924 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:482:17
[INFO] [stderr]     |
[INFO] [stderr] 482 |           { $stmt ; option! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 933 |           let option = option! {
[INFO] [stderr]     |  ______________________-
[INFO] [stderr] 934 | |             let mut a <- Some(2);
[INFO] [stderr] 935 | |             a = a + 10;
[INFO] [stderr] 936 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 940 | |             (a, b)
[INFO] [stderr] 941 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:482:17
[INFO] [stderr]     |
[INFO] [stderr] 482 |           { $stmt ; option! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 933 |           let option = option! {
[INFO] [stderr]     |  ______________________-
[INFO] [stderr] 934 | |             let mut a <- Some(2);
[INFO] [stderr] 935 | |             a = a + 10;
[INFO] [stderr] 936 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 940 | |             (a, b)
[INFO] [stderr] 941 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:554:17
[INFO] [stderr]     |
[INFO] [stderr] 554 |           { $stmt ; result! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 944 |           let result = result! {
[INFO] [stderr]     |  ______________________-
[INFO] [stderr] 945 | |             let mut a <- ok(2);
[INFO] [stderr] 946 | |             a = a + 10;
[INFO] [stderr] 947 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 951 | |             (a, b)
[INFO] [stderr] 952 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:554:17
[INFO] [stderr]     |
[INFO] [stderr] 554 |           { $stmt ; result! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 944 |           let result = result! {
[INFO] [stderr]     |  ______________________-
[INFO] [stderr] 945 | |             let mut a <- ok(2);
[INFO] [stderr] 946 | |             a = a + 10;
[INFO] [stderr] 947 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 951 | |             (a, b)
[INFO] [stderr] 952 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:632:17
[INFO] [stderr]     |
[INFO] [stderr] 632 |           { $stmt ; iter! { $( $t )* } }
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] ...
[INFO] [stderr] 955 |           let iter = iter! {
[INFO] [stderr]     |  ____________________-
[INFO] [stderr] 956 | |             let mut a <- 2..3;
[INFO] [stderr] 957 | |             a = a + 10;
[INFO] [stderr] 958 | |             a
[INFO] [stderr] 959 | |         };
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "f4c59e03b3425bffd9b140c856db21e9932c622727cd5010f3f84ea536d65033"`
[INFO] running `"docker" "rm" "-f" "f4c59e03b3425bffd9b140c856db21e9932c622727cd5010f3f84ea536d65033"`
[INFO] [stdout] f4c59e03b3425bffd9b140c856db21e9932c622727cd5010f3f84ea536d65033
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 00883c19f3f2e53dba81de13f146fdcd04bc6f7f69bd7a50e6a91dd8f32d393d
[INFO] running `"docker" "start" "-a" "00883c19f3f2e53dba81de13f146fdcd04bc6f7f69bd7a50e6a91dd8f32d393d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comp-fd85e51976cdfb1a
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_array ... ok
[INFO] [stdout] test tests::test_basic ... ok
[INFO] [stdout] test tests::test_block ... ok
[INFO] [stdout] test tests::test_comments ... ok
[INFO] [stdout] test tests::test_guard ... ok
[INFO] [stdout] test tests::test_if_expression ... ok
[INFO] [stdout] test tests::test_ignore ... ok
[INFO] [stdout] test tests::test_mut ... ok
[INFO] [stdout] test tests::test_nested ... ok
[INFO] [stdout] test tests::test_pattern ... ok
[INFO] [stdout] test tests::test_statement ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests comp
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs -  (line 151) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 247) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 111) ... ok
[INFO] [stdout] test src/lib.rs -  (line 75) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] test src/lib.rs -  (line 305) ... ok
[INFO] [stdout] test src/lib.rs -  (line 203) ... ok
[INFO] [stdout] test src/lib.rs -  (line 230) ... ok
[INFO] [stdout] test src/lib.rs -  (line 271) ... ok
[INFO] [stdout] test src/lib.rs -  (line 180) ... ok
[INFO] [stdout] test src/lib.rs -  (line 365) ... ok
[INFO] [stdout] test src/lib.rs -  (line 287) ... ok
[INFO] [stdout] test src/lib.rs -  (line 32) ... ok
[INFO] [stdout] test src/lib.rs -  (line 52) ... ok
[INFO] [stdout] test src/lib.rs -  (line 346) ... ok
[INFO] [stdout] test src/lib.rs -  (line 322) ... ok
[INFO] [stdout] test src/lib.rs -  (line 403) ... ok
[INFO] [stdout] test src/lib.rs -  (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 247) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:260:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   a + b;
[INFO] [stdout]    |   ^^^^^ expected (), found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type `()`
[INFO] [stdout]               found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 247)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "00883c19f3f2e53dba81de13f146fdcd04bc6f7f69bd7a50e6a91dd8f32d393d"`
[INFO] running `"docker" "rm" "-f" "00883c19f3f2e53dba81de13f146fdcd04bc6f7f69bd7a50e6a91dd8f32d393d"`
[INFO] [stdout] 00883c19f3f2e53dba81de13f146fdcd04bc6f7f69bd7a50e6a91dd8f32d393d