[INFO] fetching crate veriwasm 0.1.4...
[INFO] checking veriwasm-0.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate veriwasm 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate veriwasm 0.1.4
[INFO] finished tweaking crates.io crate veriwasm 0.1.4
[INFO] tweaked toml for crates.io crate veriwasm 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate veriwasm 0.1.4 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate veriwasm 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1218dc78555f57634ba652334742637d33d00fc2f2c771f5d39b14f376b47513
[INFO] running `Command { std: "docker" "start" "-a" "1218dc78555f57634ba652334742637d33d00fc2f2c771f5d39b14f376b47513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1218dc78555f57634ba652334742637d33d00fc2f2c771f5d39b14f376b47513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1218dc78555f57634ba652334742637d33d00fc2f2c771f5d39b14f376b47513", kill_on_drop: false }`
[INFO] [stdout] 1218dc78555f57634ba652334742637d33d00fc2f2c771f5d39b14f376b47513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d527d6cbd92091e4680346e099348e837dc124d472fa7346bc61561ba221437
[INFO] running `Command { std: "docker" "start" "-a" "1d527d6cbd92091e4680346e099348e837dc124d472fa7346bc61561ba221437", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
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[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking parking_lot v0.11.2
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[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling yaxpeax-x86 v1.1.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]    Compiling anyhow v1.0.44
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[INFO] [stderr]     Checking getrandom v0.2.3
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[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.7
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[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking numtoa v0.1.0
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[INFO] [stderr]    Compiling synstructure v0.12.6
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[INFO] [stderr]     Checking itertools v0.10.1
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[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking goblin v0.4.3
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking yaxpeax-arch v0.2.7
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking yaxpeax-arm v0.1.3
[INFO] [stderr]     Checking yaxpeax-pic18 v0.1.1
[INFO] [stderr]     Checking yaxpeax-pic17 v0.1.1
[INFO] [stderr]     Checking yaxpeax-msp430 v0.1.1
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]     Checking object v0.14.1
[INFO] [stderr]     Checking lucet-module v0.5.1
[INFO] [stderr]     Checking yaxpeax-core v0.0.4-vw-tweaks
[INFO] [stderr]     Checking veriwasm v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<ir::types::X86Regs, Infallible>
[INFO] [stdout]    --> src/analyses/call_analyzer.rs:157:25
[INFO] [stdout]     |
[INFO] [stdout] 157 |                         X86Regs::try_from(r).unwrap(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ir::types::X86Regs, Infallible>
[INFO] [stdout]    --> src/analyses/call_analyzer.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |                         X86Regs::try_from(*regnum).unwrap()
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/loaders/lucet.rs:162:40
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn load_lucet_module_data(program: &ModuleData) -> lucet_module::ModuleData {
[INFO] [stdout]     |                                        ^^^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn load_lucet_module_data(program: &ModuleData) -> lucet_module::ModuleData<'_> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `veriwasm` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<ir::types::X86Regs, Infallible>
[INFO] [stdout]    --> src/analyses/call_analyzer.rs:157:25
[INFO] [stdout]     |
[INFO] [stdout] 157 |                         X86Regs::try_from(r).unwrap(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ir::types::X86Regs, Infallible>
[INFO] [stdout]    --> src/analyses/call_analyzer.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |                         X86Regs::try_from(*regnum).unwrap()
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/loaders/lucet.rs:162:40
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn load_lucet_module_data(program: &ModuleData) -> lucet_module::ModuleData {
[INFO] [stdout]     |                                        ^^^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn load_lucet_module_data(program: &ModuleData) -> lucet_module::ModuleData<'_> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `veriwasm` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "1d527d6cbd92091e4680346e099348e837dc124d472fa7346bc61561ba221437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d527d6cbd92091e4680346e099348e837dc124d472fa7346bc61561ba221437", kill_on_drop: false }`
[INFO] [stdout] 1d527d6cbd92091e4680346e099348e837dc124d472fa7346bc61561ba221437
