[INFO] crate serde_canonical 0.1.0 is already in cache
[INFO] extracting crate serde_canonical 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/serde_canonical/0.1.0
[INFO] extracting crate serde_canonical 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_canonical/0.1.0
[INFO] validating manifest of serde_canonical-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_canonical-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_canonical-0.1.0
[INFO] finished frobbing serde_canonical-0.1.0
[INFO] frobbed toml for serde_canonical-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serde_canonical/0.1.0/Cargo.toml
[INFO] started frobbing serde_canonical-0.1.0
[INFO] finished frobbing serde_canonical-0.1.0
[INFO] frobbed toml for serde_canonical-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_canonical/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serde_canonical-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_canonical/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 978342a02e406bb05fa1738bcfd3762cc6fe7e2e3719a870b5559fa68db3b855
[INFO] running `"docker" "start" "-a" "978342a02e406bb05fa1738bcfd3762cc6fe7e2e3719a870b5559fa68db3b855"`
[INFO] [stderr]    Compiling serde_canonical v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/ser.rs:340:24
[INFO] [stderr]     |
[INFO] [stderr] 340 | pub enum Compound<'a, W: 'a>
[INFO] [stderr]     |                        ^^^^ help: remove this bound
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:2:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | #![warn(rust_2018_idioms)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: #[warn(explicit_outlives_requirements)] implied by #[warn(rust_2018_idioms)]
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/ser.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 | pub enum OrderedKeyCompound<'a, W: 'a>
[INFO] [stderr]     |                                  ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `"docker" "inspect" "978342a02e406bb05fa1738bcfd3762cc6fe7e2e3719a870b5559fa68db3b855"`
[INFO] running `"docker" "rm" "-f" "978342a02e406bb05fa1738bcfd3762cc6fe7e2e3719a870b5559fa68db3b855"`
[INFO] [stdout] 978342a02e406bb05fa1738bcfd3762cc6fe7e2e3719a870b5559fa68db3b855
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_canonical/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5b932cd0ac22aa7825f2971b10009779838fd43bffc6d60915c1f023f549a2f4
[INFO] running `"docker" "start" "-a" "5b932cd0ac22aa7825f2971b10009779838fd43bffc6d60915c1f023f549a2f4"`
[INFO] [stderr]    Compiling serde_canonical v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/ser.rs:340:24
[INFO] [stderr]     |
[INFO] [stderr] 340 | pub enum Compound<'a, W: 'a>
[INFO] [stderr]     |                        ^^^^ help: remove this bound
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:1:24
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: #[warn(explicit_outlives_requirements)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]    --> src/ser.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 | pub enum OrderedKeyCompound<'a, W: 'a>
[INFO] [stderr]     |                                  ^^^^ help: remove this bound
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `"docker" "inspect" "5b932cd0ac22aa7825f2971b10009779838fd43bffc6d60915c1f023f549a2f4"`
[INFO] running `"docker" "rm" "-f" "5b932cd0ac22aa7825f2971b10009779838fd43bffc6d60915c1f023f549a2f4"`
[INFO] [stdout] 5b932cd0ac22aa7825f2971b10009779838fd43bffc6d60915c1f023f549a2f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_canonical/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5b9b32d4ff5cc9d1b61227545a767847daab801105d91f34d48980f14297022a
[INFO] running `"docker" "start" "-a" "5b9b32d4ff5cc9d1b61227545a767847daab801105d91f34d48980f14297022a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_canonical-c9ffd3a93abf84e6
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::encode_f64_ne_int ... ok
[INFO] [stdout] test tests::write_bool ... ok
[INFO] [stdout] test tests::write_bytes ... ok
[INFO] [stdout] test tests::order_btree_map ... ok
[INFO] [stdout] test tests::write_i16 ... ok
[INFO] [stdout] test tests::write_f64 ... ok
[INFO] [stdout] test tests::write_f32 ... ok
[INFO] [stdout] test tests::write_enum_derive ... ok
[INFO] [stdout] test tests::write_i32 ... ok
[INFO] [stdout] test tests::write_i64 ... ok
[INFO] [stdout] test tests::write_i8 ... ok
[INFO] [stdout] test tests::write_enum ... ok
[INFO] [stdout] test tests::write_list ... ok
[INFO] [stdout] test tests::write_null ... ok
[INFO] [stdout] test tests::encode_f32_ne_int ... ok
[INFO] [stdout] test tests::encode_nonfinite_float_yields_err ... ok
[INFO] [stdout] test tests::write_option ... ok
[INFO] [stdout] test tests::write_map ... ok
[INFO] [stdout] test tests::write_newtype_struct ... ok
[INFO] [stdout] test tests::write_object ... ok
[INFO] [stdout] test tests::order_hash_map ... ok
[INFO] [stdout] test tests::write_string ... ok
[INFO] [stdout] test tests::write_u64 ... ok
[INFO] [stdout] test tests::write_u8 ... ok
[INFO] [stdout] test tests::write_u32 ... ok
[INFO] [stdout] test tests::write_u16 ... ok
[INFO] [stdout] test tests::write_tuple ... ok
[INFO] [stdout] test tests::write_struct_ordered ... ok
[INFO] [stdout] test tests::write_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_canonical-ccfdc870091f8853
[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]    Doc-tests serde_canonical
[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" "5b9b32d4ff5cc9d1b61227545a767847daab801105d91f34d48980f14297022a"`
[INFO] running `"docker" "rm" "-f" "5b9b32d4ff5cc9d1b61227545a767847daab801105d91f34d48980f14297022a"`
[INFO] [stdout] 5b9b32d4ff5cc9d1b61227545a767847daab801105d91f34d48980f14297022a