[INFO] fetching crate imperator-save 0.2.7...
[INFO] testing imperator-save-0.2.7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate imperator-save 0.2.7 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate imperator-save 0.2.7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imperator-save 0.2.7
[INFO] finished tweaking crates.io crate imperator-save 0.2.7
[INFO] tweaked toml for crates.io crate imperator-save 0.2.7 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate imperator-save 0.2.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 750eed7e5f2b3f34efb5576478e35fa49c98da7fefca1522e37b1b719370457b
[INFO] running `Command { std: "docker" "start" "-a" "750eed7e5f2b3f34efb5576478e35fa49c98da7fefca1522e37b1b719370457b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750eed7e5f2b3f34efb5576478e35fa49c98da7fefca1522e37b1b719370457b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750eed7e5f2b3f34efb5576478e35fa49c98da7fefca1522e37b1b719370457b", kill_on_drop: false }`
[INFO] [stdout] 750eed7e5f2b3f34efb5576478e35fa49c98da7fefca1522e37b1b719370457b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ca171d00cd0f1be4702ba837db02f7677e4c2d2d6a90d5b0c99c27074167c1
[INFO] running `Command { std: "docker" "start" "-a" "02ca171d00cd0f1be4702ba837db02f7677e4c2d2d6a90d5b0c99c27074167c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling imperator-save v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling jomini_derive v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling zip v0.5.12
[INFO] [stderr]    Compiling jomini v0.16.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.59s
[INFO] running `Command { std: "docker" "inspect" "02ca171d00cd0f1be4702ba837db02f7677e4c2d2d6a90d5b0c99c27074167c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ca171d00cd0f1be4702ba837db02f7677e4c2d2d6a90d5b0c99c27074167c1", kill_on_drop: false }`
[INFO] [stdout] 02ca171d00cd0f1be4702ba837db02f7677e4c2d2d6a90d5b0c99c27074167c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7923fc8943ec3723a7c449a9ad3bc35f56a344711fd5eb7714d9e98b32d2d9b9
[INFO] running `Command { std: "docker" "start" "-a" "7923fc8943ec3723a7c449a9ad3bc35f56a344711fd5eb7714d9e98b32d2d9b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling wildmatch v1.1.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling imperator-save v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling plotters v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling zip v0.5.12
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling jomini v0.16.0
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling attohttpc v0.17.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 34.83s
[INFO] running `Command { std: "docker" "inspect" "7923fc8943ec3723a7c449a9ad3bc35f56a344711fd5eb7714d9e98b32d2d9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7923fc8943ec3723a7c449a9ad3bc35f56a344711fd5eb7714d9e98b32d2d9b9", kill_on_drop: false }`
[INFO] [stdout] 7923fc8943ec3723a7c449a9ad3bc35f56a344711fd5eb7714d9e98b32d2d9b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e523fb69f41ca37e84b2868c8ad90bba3f232ad3453e2f728835a5b8e62dbe1
[INFO] running `Command { std: "docker" "start" "-a" "6e523fb69f41ca37e84b2868c8ad90bba3f232ad3453e2f728835a5b8e62dbe1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imperator_save-945a4c69359430a6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/debug_save-6d40a4688742389e)
[INFO] [stdout] test errors::tests::size_of_error_test ... ok
[INFO] [stdout] test extraction::tests::test_skip_save_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/melt-efd3c0c5f3a1943d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/samples.rs (/opt/rustwide/target/debug/deps/samples-c84c12a76b4dc09f)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/utils.rs (/opt/rustwide/target/debug/deps/utils-eb6cb265ab717b96)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imperator-save
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ignored
[INFO] [stdout] test src/lib.rs - (line 5) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e523fb69f41ca37e84b2868c8ad90bba3f232ad3453e2f728835a5b8e62dbe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e523fb69f41ca37e84b2868c8ad90bba3f232ad3453e2f728835a5b8e62dbe1", kill_on_drop: false }`
[INFO] [stdout] 6e523fb69f41ca37e84b2868c8ad90bba3f232ad3453e2f728835a5b8e62dbe1