[INFO] crate nock 0.4.0 is already in cache
[INFO] extracting crate nock 0.4.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/nock/0.4.0
[INFO] extracting crate nock 0.4.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nock/0.4.0
[INFO] validating manifest of nock-0.4.0 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 nock-0.4.0 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 nock-0.4.0
[INFO] finished frobbing nock-0.4.0
[INFO] frobbed toml for nock-0.4.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/nock/0.4.0/Cargo.toml
[INFO] started frobbing nock-0.4.0
[INFO] finished frobbing nock-0.4.0
[INFO] frobbed toml for nock-0.4.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nock/0.4.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing nock-0.4.0 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/nock/0.4.0:/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] 2f966c2b074462098030b5ac30e1b527aff8a90c9b09a15cd18c446e29db4b56
[INFO] running `"docker" "start" "-a" "2f966c2b074462098030b5ac30e1b527aff8a90c9b09a15cd18c446e29db4b56"`
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  | /                         return match p.get() {
[INFO] [stderr] 94  | |                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | |                                 if a == b {
[INFO] [stderr] 96  | |                                     // Yes.
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |                             _ => return Err(NockError(format!("same"))),
[INFO] [stderr] 104 | |                         };
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "2f966c2b074462098030b5ac30e1b527aff8a90c9b09a15cd18c446e29db4b56"`
[INFO] running `"docker" "rm" "-f" "2f966c2b074462098030b5ac30e1b527aff8a90c9b09a15cd18c446e29db4b56"`
[INFO] [stdout] 2f966c2b074462098030b5ac30e1b527aff8a90c9b09a15cd18c446e29db4b56
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/nock/0.4.0:/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] 977add8f7eeaf4d958a91069d2443dcc4d643ec3733df6a7e79bc6f2e8b7d100
[INFO] running `"docker" "start" "-a" "977add8f7eeaf4d958a91069d2443dcc4d643ec3733df6a7e79bc6f2e8b7d100"`
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:747:21
[INFO] [stderr]     |
[INFO] [stderr] 747 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> examples/repl.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:747:21
[INFO] [stderr]     |
[INFO] [stderr] 747 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  | /                         return match p.get() {
[INFO] [stderr] 94  | |                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | |                                 if a == b {
[INFO] [stderr] 96  | |                                     // Yes.
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |                             _ => return Err(NockError(format!("same"))),
[INFO] [stderr] 104 | |                         };
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "977add8f7eeaf4d958a91069d2443dcc4d643ec3733df6a7e79bc6f2e8b7d100"`
[INFO] running `"docker" "rm" "-f" "977add8f7eeaf4d958a91069d2443dcc4d643ec3733df6a7e79bc6f2e8b7d100"`
[INFO] [stdout] 977add8f7eeaf4d958a91069d2443dcc4d643ec3733df6a7e79bc6f2e8b7d100
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/nock/0.4.0:/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] 46ad72353d0f94b858437127ee24bd31128a0919ac47048101d1f9405f4c861c
[INFO] running `"docker" "start" "-a" "46ad72353d0f94b858437127ee24bd31128a0919ac47048101d1f9405f4c861c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nock-f6a9d131fb31743e
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test digit_slice::tests::test_msb ... ok
[INFO] [stdout] test digit_slice::tests::test_slice ... ok
[INFO] [stdout] test tests::test_autocons ... ok
[INFO] [stdout] test tests::test_bump ... ok
[INFO] [stdout] test tests::test_bigint ... ok
[INFO] [stdout] test tests::test_axis ... ok
[INFO] [stdout] test tests::test_cord ... ok
[INFO] [stdout] test tests::test_depth ... ok
[INFO] [stdout] test tests::test_mug ... ok
[INFO] [stdout] test tests::test_fire ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_if ... ok
[INFO] [stdout] test tests::test_just ... ok
[INFO] [stdout] test tests::test_misc_nock ... ok
[INFO] [stdout] test tests::test_same ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] test tests::test_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nock
[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" "46ad72353d0f94b858437127ee24bd31128a0919ac47048101d1f9405f4c861c"`
[INFO] running `"docker" "rm" "-f" "46ad72353d0f94b858437127ee24bd31128a0919ac47048101d1f9405f4c861c"`
[INFO] [stdout] 46ad72353d0f94b858437127ee24bd31128a0919ac47048101d1f9405f4c861c