[INFO] crate snoot 0.1.2 is already in cache [INFO] extracting crate snoot 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/snoot/0.1.2 [INFO] extracting crate snoot 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/snoot/0.1.2 [INFO] validating manifest of snoot-0.1.2 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 snoot-0.1.2 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 snoot-0.1.2 [INFO] finished frobbing snoot-0.1.2 [INFO] frobbed toml for snoot-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/snoot/0.1.2/Cargo.toml [INFO] started frobbing snoot-0.1.2 [INFO] finished frobbing snoot-0.1.2 [INFO] frobbed toml for snoot-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/snoot/0.1.2/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] testing snoot-0.1.2 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/snoot/0.1.2:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 9815d5cb31e12c180853502c55605426ec1551013350f1c33609581c3493d4e1 [INFO] running `"docker" "start" "-a" "9815d5cb31e12c180853502c55605426ec1551013350f1c33609581c3493d4e1"` [INFO] [stderr] Compiling utf-8 v0.6.0 [INFO] [stderr] Compiling tendril v0.2.4 [INFO] [stderr] Compiling snoot v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.32s [INFO] running `"docker" "inspect" "9815d5cb31e12c180853502c55605426ec1551013350f1c33609581c3493d4e1"` [INFO] running `"docker" "rm" "-f" "9815d5cb31e12c180853502c55605426ec1551013350f1c33609581c3493d4e1"` [INFO] [stdout] 9815d5cb31e12c180853502c55605426ec1551013350f1c33609581c3493d4e1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/snoot/0.1.2:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 27fc582c79f2f6d291836b1128256fcf793a94f21faa40d37e0f837391486533 [INFO] running `"docker" "start" "-a" "27fc582c79f2f6d291836b1128256fcf793a94f21faa40d37e0f837391486533"` [INFO] [stderr] Compiling snoot v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.87s [INFO] running `"docker" "inspect" "27fc582c79f2f6d291836b1128256fcf793a94f21faa40d37e0f837391486533"` [INFO] running `"docker" "rm" "-f" "27fc582c79f2f6d291836b1128256fcf793a94f21faa40d37e0f837391486533"` [INFO] [stdout] 27fc582c79f2f6d291836b1128256fcf793a94f21faa40d37e0f837391486533 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/snoot/0.1.2:/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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 1c7ee93039f5435f5bbaa5640b7e711f0d7b6212b01bcd798919644e881b1c06 [INFO] running `"docker" "start" "-a" "1c7ee93039f5435f5bbaa5640b7e711f0d7b6212b01bcd798919644e881b1c06"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/snoot-5c5e9ff0da28d751 [INFO] [stdout] [INFO] [stdout] running 34 tests [INFO] [stdout] test parse::simplified_test::list ... ok [INFO] [stdout] test parse::simplified_test::mismatched_list_recovery ... ok [INFO] [stdout] test parse::simplified_test::multiple_top_level_lists ... ok [INFO] [stdout] test parse::find_newline_test ... ok [INFO] [stdout] test diagnostic::test_basic_error ... ok [INFO] [stdout] test parse::simplified_test::ident ... ok [INFO] [stdout] test diagnostic::test_base_10_length ... ok [INFO] [stdout] test parse::test::single_ident ... ok [INFO] [stdout] test parse::test::parens ... ok [INFO] [stdout] test parse::simplified_test::prop_regression ... ok [INFO] [stdout] test diagnostic::diagnostic_macros ... ok [INFO] [stdout] test serde_serialization::test::test_default_field ... ok [INFO] [stdout] test serde_serialization::test::test_enum ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_newtype_structu ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_unit_structure ... ok [INFO] [stdout] test parse::test::two_idents ... ok [INFO] [stdout] test serde_serialization::test::test_map_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_seq_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_simple_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_struct_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_struct_deserialization ... ok [INFO] [stdout] test token::test::double_parens ... ok [INFO] [stdout] test token::test::empty ... ok [INFO] [stdout] test token::test::ident_white_ident ... ok [INFO] [stdout] test token::test::identifier ... ok [INFO] [stdout] test token::test::nested_parens ... ok [INFO] [stdout] test token::test::numbers ... ok [INFO] [stdout] test token::test::paired_parens ... ok [INFO] [stdout] test token::test::single_closing_paren ... ok [INFO] [stdout] test token::test::single_open_paren ... ok [INFO] [stdout] test token::test::split ... ok [INFO] [stdout] test token::test::unary_literal ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_option ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests snoot [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" "1c7ee93039f5435f5bbaa5640b7e711f0d7b6212b01bcd798919644e881b1c06"` [INFO] running `"docker" "rm" "-f" "1c7ee93039f5435f5bbaa5640b7e711f0d7b6212b01bcd798919644e881b1c06"` [INFO] [stdout] 1c7ee93039f5435f5bbaa5640b7e711f0d7b6212b01bcd798919644e881b1c06