[INFO] crate qbsdiff 1.3.0 is already in cache
[INFO] testing qbsdiff-1.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate qbsdiff 1.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate qbsdiff 1.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qbsdiff 1.3.0
[INFO] finished tweaking crates.io crate qbsdiff 1.3.0
[INFO] tweaked toml for crates.io crate qbsdiff 1.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate qbsdiff 1.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df5ec3f211bda80927a104bf535a46bfaf264b84342a999a359361d7542ccc37
[INFO] running `"docker" "start" "-a" "df5ec3f211bda80927a104bf535a46bfaf264b84342a999a359361d7542ccc37"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling suffix_array v0.4.0
[INFO] [stderr]    Compiling qbsdiff v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.54s
[INFO] running `"docker" "inspect" "df5ec3f211bda80927a104bf535a46bfaf264b84342a999a359361d7542ccc37"`
[INFO] running `"docker" "rm" "-f" "df5ec3f211bda80927a104bf535a46bfaf264b84342a999a359361d7542ccc37"`
[INFO] [stdout] df5ec3f211bda80927a104bf535a46bfaf264b84342a999a359361d7542ccc37
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2196ee0fa2aa91e7a9d741fb976bf987c59ab40eebafeabfc74c0d51d213c0a3
[INFO] running `"docker" "start" "-a" "2196ee0fa2aa91e7a9d741fb976bf987c59ab40eebafeabfc74c0d51d213c0a3"`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.11
[INFO] [stderr]    Compiling qbsdiff v1.2.1
[INFO] [stderr]    Compiling globwalk v0.7.1
[INFO] [stderr]    Compiling qbsdiff_test_bench_utils v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling qbsdiff v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr]   --> tests/parallel_invertible.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |         ..QbsdiffOptions::default()
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr]   --> tests/parallel_invertible.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 |         ..QbsdiffOptions::default()
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr]   --> tests/parallel_invertible.rs:61:11
[INFO] [stderr]    |
[INFO] [stderr] 61 |         ..QbsdiffOptions::default()
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `QbsdiffOptions` in this scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let opts = QbsdiffOptions {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `QbsdiffOptions` in this scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let opts = QbsdiffOptions {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `QbsdiffOptions` in this scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:59:16
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let opts = QbsdiffOptions {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr]   --> tests/parallel_compatible.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |         ..QbsdiffOptions::default()
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr]   --> tests/parallel_compatible.rs:41:11
[INFO] [stderr]    |
[INFO] [stderr] 41 |         ..QbsdiffOptions::default()
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ use of undeclared type or module `QbsdiffOptions`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `QbsdiffOptions` in this scope
[INFO] [stderr]   --> tests/parallel_compatible.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let opts = QbsdiffOptions {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `QbsdiffOptions` in this scope
[INFO] [stderr]   --> tests/parallel_compatible.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let opts = QbsdiffOptions {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `qbsdiff_with` found for struct `qbsdiff_test_bench_utils::Testing` in the current scope
[INFO] [stderr]   --> tests/parallel_compatible.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let p = testing.qbsdiff_with(&s[..], &t[..], opts).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ method not found in `qbsdiff_test_bench_utils::Testing`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `qbsdiff_with` found for struct `qbsdiff_test_bench_utils::Testing` in the current scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let p = testing.qbsdiff_with(&s[..], &t[..], opts).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ method not found in `qbsdiff_test_bench_utils::Testing`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `qbsdiff_with` found for struct `qbsdiff_test_bench_utils::Testing` in the current scope
[INFO] [stderr]   --> tests/parallel_compatible.rs:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let p = testing.qbsdiff_with(&s[..], &t[..], opts).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ method not found in `qbsdiff_test_bench_utils::Testing`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0422, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0422`.
[INFO] [stderr] error: could not compile `qbsdiff`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `qbsdiff_with` found for struct `qbsdiff_test_bench_utils::Testing` in the current scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:45:25
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let p = testing.qbsdiff_with(&s[..], &t[..], opts).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ method not found in `qbsdiff_test_bench_utils::Testing`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `qbsdiff_with` found for struct `qbsdiff_test_bench_utils::Testing` in the current scope
[INFO] [stderr]   --> tests/parallel_invertible.rs:69:25
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let p = testing.qbsdiff_with(&s[..], &t[..], opts).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^ method not found in `qbsdiff_test_bench_utils::Testing`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0422, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0422`.
[INFO] [stderr] error: could not compile `qbsdiff`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2196ee0fa2aa91e7a9d741fb976bf987c59ab40eebafeabfc74c0d51d213c0a3"`
[INFO] running `"docker" "rm" "-f" "2196ee0fa2aa91e7a9d741fb976bf987c59ab40eebafeabfc74c0d51d213c0a3"`
[INFO] [stdout] 2196ee0fa2aa91e7a9d741fb976bf987c59ab40eebafeabfc74c0d51d213c0a3