[INFO] crate c4 0.1.0 is already in cache
[INFO] extracting crate c4 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/c4/0.1.0
[INFO] extracting crate c4 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c4/0.1.0
[INFO] validating manifest of c4-0.1.0 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 c4-0.1.0 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 c4-0.1.0
[INFO] finished frobbing c4-0.1.0
[INFO] frobbed toml for c4-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/c4/0.1.0/Cargo.toml
[INFO] started frobbing c4-0.1.0
[INFO] finished frobbing c4-0.1.0
[INFO] frobbed toml for c4-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c4/0.1.0/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 c4-0.1.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c4/0.1.0:/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] 17962d1e8ba5b992fceb48e4f067d137eedd86730e39d3bd81f19eb53ba0b79e
[INFO] running `"docker" "start" "-a" "17962d1e8ba5b992fceb48e4f067d137eedd86730e39d3bd81f19eb53ba0b79e"`
[INFO] [stderr]    Compiling c4 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:123:25
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     'a' ...'z' => Matched(next, ()),
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:41
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:54
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:67
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:173:49
[INFO] [stderr]     |
[INFO] [stderr] 173 |                                             'a' ...'z' | 'A' ...'Z' | '0'
[INFO] [stderr]     |                                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:173:62
[INFO] [stderr]     |
[INFO] [stderr] 173 |                                             'a' ...'z' | 'A' ...'Z' | '0'
[INFO] [stderr]     |                                                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:174:45
[INFO] [stderr]     |
[INFO] [stderr] 174 |                                             ...'9' => Matched(next, ()),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn within(&self, namespace: &str) -> Accessor;
[INFO] [stderr]    |                                          ^^^^^^^^ help: use `dyn`: `dyn Accessor`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Value`
[INFO] [stderr]  --> src/parser/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum Value {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_vec`
[INFO] [stderr]   --> src/parser/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn from_vec(v: Vec<String>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_str`
[INFO] [stderr]   --> src/parser/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn from_str(s: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_string`
[INFO] [stderr]   --> src/parser/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_string(s: &String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Property`
[INFO] [stderr]   --> src/parser/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Property {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/parser/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new(_id: String, _value: Value) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rule`
[INFO] [stderr]   --> src/parser/mod.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct Rule {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Selector`
[INFO] [stderr]   --> src/parser/mod.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Selector(Vec<Rule>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "17962d1e8ba5b992fceb48e4f067d137eedd86730e39d3bd81f19eb53ba0b79e"`
[INFO] running `"docker" "rm" "-f" "17962d1e8ba5b992fceb48e4f067d137eedd86730e39d3bd81f19eb53ba0b79e"`
[INFO] [stdout] 17962d1e8ba5b992fceb48e4f067d137eedd86730e39d3bd81f19eb53ba0b79e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c4/0.1.0:/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] 91a5f7dfc8c7aff0c8904306e907f8154e19d75da4bab1d5f75cbb521507be67
[INFO] running `"docker" "start" "-a" "91a5f7dfc8c7aff0c8904306e907f8154e19d75da4bab1d5f75cbb521507be67"`
[INFO] [stderr]    Compiling c4 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:123:25
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     'a' ...'z' => Matched(next, ()),
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:41
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:54
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:137:67
[INFO] [stderr]     |
[INFO] [stderr] 137 |                                     'a' ...'z' | 'A' ...'Z' | '0' ...'9' =>
[INFO] [stderr]     |                                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:173:49
[INFO] [stderr]     |
[INFO] [stderr] 173 |                                             'a' ...'z' | 'A' ...'Z' | '0'
[INFO] [stderr]     |                                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:173:62
[INFO] [stderr]     |
[INFO] [stderr] 173 |                                             'a' ...'z' | 'A' ...'Z' | '0'
[INFO] [stderr]     |                                                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/generated.rs:174:45
[INFO] [stderr]     |
[INFO] [stderr] 174 |                                             ...'9' => Matched(next, ()),
[INFO] [stderr]     |                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn within(&self, namespace: &str) -> Accessor;
[INFO] [stderr]    |                                          ^^^^^^^^ help: use `dyn`: `dyn Accessor`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Value`
[INFO] [stderr]  --> src/parser/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum Value {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_vec`
[INFO] [stderr]   --> src/parser/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn from_vec(v: Vec<String>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_str`
[INFO] [stderr]   --> src/parser/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn from_str(s: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_string`
[INFO] [stderr]   --> src/parser/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_string(s: &String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Property`
[INFO] [stderr]   --> src/parser/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Property {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/parser/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new(_id: String, _value: Value) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rule`
[INFO] [stderr]   --> src/parser/mod.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct Rule {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Selector`
[INFO] [stderr]   --> src/parser/mod.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Selector(Vec<Rule>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "91a5f7dfc8c7aff0c8904306e907f8154e19d75da4bab1d5f75cbb521507be67"`
[INFO] running `"docker" "rm" "-f" "91a5f7dfc8c7aff0c8904306e907f8154e19d75da4bab1d5f75cbb521507be67"`
[INFO] [stdout] 91a5f7dfc8c7aff0c8904306e907f8154e19d75da4bab1d5f75cbb521507be67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c4/0.1.0:/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] 626faea37af7cadec37a44e39daf4a46758bd204396a1261763c5b7e82dd4c32
[INFO] running `"docker" "start" "-a" "626faea37af7cadec37a44e39daf4a46758bd204396a1261763c5b7e82dd4c32"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/c4-d6849a9bc38e2b9e
[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 c4
[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" "626faea37af7cadec37a44e39daf4a46758bd204396a1261763c5b7e82dd4c32"`
[INFO] running `"docker" "rm" "-f" "626faea37af7cadec37a44e39daf4a46758bd204396a1261763c5b7e82dd4c32"`
[INFO] [stdout] 626faea37af7cadec37a44e39daf4a46758bd204396a1261763c5b7e82dd4c32