[INFO] crate xc2par 0.0.1 is already in cache
[INFO] extracting crate xc2par 0.0.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/xc2par/0.0.1
[INFO] extracting crate xc2par 0.0.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/xc2par/0.0.1
[INFO] validating manifest of xc2par-0.0.1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xc2par-0.0.1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xc2par-0.0.1
[INFO] finished frobbing xc2par-0.0.1
[INFO] frobbed toml for xc2par-0.0.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/xc2par/0.0.1/Cargo.toml
[INFO] started frobbing xc2par-0.0.1
[INFO] finished frobbing xc2par-0.0.1
[INFO] frobbed toml for xc2par-0.0.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/xc2par/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xc2par-0.0.1 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/xc2par/0.0.1:/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=forbid" "-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6ccdd7b08c5b225093661ce69afcd33d491510ed33f929da2f377a1b2664e8af
[INFO] running `"docker" "start" "-a" "6ccdd7b08c5b225093661ce69afcd33d491510ed33f929da2f377a1b2664e8af"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling xc2bit v0.0.3
[INFO] [stderr]     Checking jedec v0.0.2
[INFO] [stderr]    Compiling xc2par v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]    Compiling bittwiddler v0.0.1
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     'A'...'Z' | 'a'...'z' | '0'...'9' => x,
[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]   --> build.rs:20:36
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     'A'...'Z' | 'a'...'z' | '0'...'9' => x,
[INFO] [stderr]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build.rs:20:48
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     'A'...'Z' | 'a'...'z' | '0'...'9' => x,
[INFO] [stderr]    |                                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking yosys-netlist-json v0.0.2
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler_driver.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/frontend.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/frontend.rs:1001:32
[INFO] [stderr]      |
[INFO] [stderr] 1001 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/netlist.rs:200:82
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn serialize(&self, _record: &slog::Record, key: slog::Key, serializer: &mut slog::Serializer) -> slog::Result {
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/netlist.rs:347:32
[INFO] [stderr]     |
[INFO] [stderr] 347 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/objpool.rs:67:82
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn serialize(&self, _record: &slog::Record, key: slog::Key, serializer: &mut slog::Serializer) -> slog::Result {
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler_driver.rs:105:32
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/frontend.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/frontend.rs:1001:32
[INFO] [stderr]      |
[INFO] [stderr] 1001 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/netlist.rs:200:82
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn serialize(&self, _record: &slog::Record, key: slog::Key, serializer: &mut slog::Serializer) -> slog::Result {
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/netlist.rs:347:32
[INFO] [stderr]     |
[INFO] [stderr] 347 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/objpool.rs:67:82
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn serialize(&self, _record: &slog::Record, key: slog::Key, serializer: &mut slog::Serializer) -> slog::Result {
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/compiler_driver.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 write!(f, "{}", self.cause().unwrap())
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/compiler_driver.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 write!(f, "{}", self.cause().unwrap())
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/frontend.rs:1095:5
[INFO] [stderr]      |
[INFO] [stderr] 1095 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/engine.rs:1439:5
[INFO] [stderr]      |
[INFO] [stderr] 1439 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/netlist.rs:1288:5
[INFO] [stderr]      |
[INFO] [stderr] 1288 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/xc2par.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/bin/xc2par.rs:136:24
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     '0'...'9' => {
[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/bin/xc2par.rs:139:24
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     'a'...'f' => {
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/bin/xc2par.rs:142:24
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     'A'...'F' => {
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/xc2par.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/bin/xc2par.rs:136:24
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     '0'...'9' => {
[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/bin/xc2par.rs:139:24
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     'a'...'f' => {
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/bin/xc2par.rs:142:24
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     'A'...'F' => {
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.12s
[INFO] running `"docker" "inspect" "6ccdd7b08c5b225093661ce69afcd33d491510ed33f929da2f377a1b2664e8af"`
[INFO] running `"docker" "rm" "-f" "6ccdd7b08c5b225093661ce69afcd33d491510ed33f929da2f377a1b2664e8af"`
[INFO] [stdout] 6ccdd7b08c5b225093661ce69afcd33d491510ed33f929da2f377a1b2664e8af