[INFO] updating cached repository https://github.com/kmeisthax/retrogram
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 341f75de82d34717d1a4c14208bcff3c5db6af83
[INFO] checking kmeisthax/retrogram against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkmeisthax%2Fretrogram" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kmeisthax/retrogram on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kmeisthax/retrogram
[INFO] finished tweaking git repo https://github.com/kmeisthax/retrogram
[INFO] tweaked toml for git repo https://github.com/kmeisthax/retrogram written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kmeisthax/retrogram already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91cef9de8c31dbb9e33aa80ea87db695ab2f5267e0346d0c53120b101db0c468
[INFO] running `"docker" "start" "-a" "91cef9de8c31dbb9e33aa80ea87db695ab2f5267e0346d0c53120b101db0c468"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]     Checking retrogram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `old_nflag`
[INFO] [stderr]    --> src/arch/sm83/trace.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let old_nflag : reg::Symbolic<u8> = flags & (reg::Symbolic::new(0x40 as u8) >> 6);
[INFO] [stderr]     |         ^^^^^^^^^ help: consider prefixing with an underscore: `_old_nflag`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:24
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:27
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:33
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:24
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:27
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:33
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:721:29
[INFO] [stderr]     |
[INFO] [stderr] 721 |             (_, 0, 0, 1, 0, b, 0, 0, 1, 0, 1) => Err(analysis::Error::NotYetImplemented), //Swap
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:738:29
[INFO] [stderr]     |
[INFO] [stderr] 738 |             (_, 1, 1, 0, 1, u, 1, 0, 0, 1, 1) => Err(analysis::Error::NotYetImplemented), //Parallel halfword saturate
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:739:29
[INFO] [stderr]     |
[INFO] [stderr] 739 |             (_, 1, 1, 0, 1, u, 1, _, _, _, 1) => Err(analysis::Error::NotYetImplemented), //Word saturate
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_nflag`
[INFO] [stderr]    --> src/arch/sm83/trace.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let old_nflag : reg::Symbolic<u8> = flags & (reg::Symbolic::new(0x40 as u8) >> 6);
[INFO] [stderr]     |         ^^^^^^^^^ help: consider prefixing with an underscore: `_old_nflag`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:24
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:27
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:707:33
[INFO] [stderr]     |
[INFO] [stderr] 707 |             (15, 2, 0, p, u, 1, w, 0, _, _, _) => Err(analysis::Error::NotYetImplemented), //Save Return State
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:24
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                        ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:27
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:708:33
[INFO] [stderr]     |
[INFO] [stderr] 708 |             (15, 2, 0, p, u, 0, w, 1, _, _, _) => Err(analysis::Error::NotYetImplemented), //Return from Exception
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:721:29
[INFO] [stderr]     |
[INFO] [stderr] 721 |             (_, 0, 0, 1, 0, b, 0, 0, 1, 0, 1) => Err(analysis::Error::NotYetImplemented), //Swap
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/arch/sm83/trace.rs:312:78
[INFO] [stderr]     |
[INFO] [stderr] 312 | fn trace_jump(condcode: Option<u8>, p: &memory::Pointer<Pointer>, mem: &Bus, mut state: State) -> sm83::Result<(State, memory::Pointer<Pointer>)> {
[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: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:738:29
[INFO] [stderr]     |
[INFO] [stderr] 738 |             (_, 1, 1, 0, 1, u, 1, 0, 0, 1, 1) => Err(analysis::Error::NotYetImplemented), //Parallel halfword saturate
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/arch/aarch32/arm/dis.rs:739:29
[INFO] [stderr]     |
[INFO] [stderr] 739 |             (_, 1, 1, 0, 1, u, 1, _, _, _, 1) => Err(analysis::Error::NotYetImplemented), //Word saturate
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/arch/sm83/trace.rs:312:78
[INFO] [stderr]     |
[INFO] [stderr] 312 | fn trace_jump(condcode: Option<u8>, p: &memory::Pointer<Pointer>, mem: &Bus, mut state: State) -> sm83::Result<(State, memory::Pointer<Pointer>)> {
[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: field is never used: `exec_memtype`
[INFO] [stderr]   --> src/memory/region.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     exec_memtype: Behavior,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/memory/bss.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn new(context: &'static str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Register`
[INFO] [stderr]   --> src/arch/w65c816.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | enum Register {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `op_fullptr_index_y`
[INFO] [stderr]    --> src/arch/w65c816.rs:161:1
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn op_fullptr_index_y(p: &memory::Pointer<Pointer>, bus: &Bus) -> Vec<Operand> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `known_or_none`
[INFO] [stderr]   --> src/platform/sfc.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn known_or_none(self) -> Option<PlatformVariant> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_until_fork`
[INFO] [stderr]   --> src/analysis/dynamic.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / fn trace_until_fork<RK, I, SI, F, P, MV, S, IO>(pc: &memory::Pointer<P>,
[INFO] [stderr] 12 | |     mut trace: analysis::Trace<P>,
[INFO] [stderr] 13 | |     bus: &memory::Memory<P, MV, S, IO>, pre_state: &reg::State<RK, I, P, MV>,
[INFO] [stderr] 14 | |     prereq: &dyn analysis::PrerequisiteAnalysis<RK, I, P, MV, S, IO>,
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     Ok((new_pc, trace, new_state))
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `exec_memtype`
[INFO] [stderr]   --> src/memory/region.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     exec_memtype: Behavior,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/memory/bss.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn new(context: &'static str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Register`
[INFO] [stderr]   --> src/arch/w65c816.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | enum Register {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `op_fullptr_index_y`
[INFO] [stderr]    --> src/arch/w65c816.rs:161:1
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn op_fullptr_index_y(p: &memory::Pointer<Pointer>, bus: &Bus) -> Vec<Operand> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `known_or_none`
[INFO] [stderr]   --> src/platform/sfc.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn known_or_none(self) -> Option<PlatformVariant> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_until_fork`
[INFO] [stderr]   --> src/analysis/dynamic.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / fn trace_until_fork<RK, I, SI, F, P, MV, S, IO>(pc: &memory::Pointer<P>,
[INFO] [stderr] 12 | |     mut trace: analysis::Trace<P>,
[INFO] [stderr] 13 | |     bus: &memory::Memory<P, MV, S, IO>, pre_state: &reg::State<RK, I, P, MV>,
[INFO] [stderr] 14 | |     prereq: &dyn analysis::PrerequisiteAnalysis<RK, I, P, MV, S, IO>,
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     Ok((new_pc, trace, new_state))
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.10s
[INFO] running `"docker" "inspect" "91cef9de8c31dbb9e33aa80ea87db695ab2f5267e0346d0c53120b101db0c468"`
[INFO] running `"docker" "rm" "-f" "91cef9de8c31dbb9e33aa80ea87db695ab2f5267e0346d0c53120b101db0c468"`
[INFO] [stdout] 91cef9de8c31dbb9e33aa80ea87db695ab2f5267e0346d0c53120b101db0c468