[INFO] fetching crate isla 0.2.0... [INFO] checking isla-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate isla 0.2.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate isla 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate isla 0.2.0 [INFO] finished tweaking crates.io crate isla 0.2.0 [INFO] tweaked toml for crates.io crate isla 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate isla 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded once_cell v1.7.0 [INFO] [stderr] Downloaded lalrpop-util v0.19.4 [INFO] [stderr] Downloaded crossbeam-utils v0.8.2 [INFO] [stderr] Downloaded indexmap v1.6.1 [INFO] [stderr] Downloaded scroll_derive v0.10.5 [INFO] [stderr] Downloaded scroll v0.10.2 [INFO] [stderr] Downloaded goblin v0.2.3 [INFO] [stderr] Downloaded isla-axiomatic v0.2.0 [INFO] [stderr] Downloaded bincode v1.3.2 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded siphasher v0.3.3 [INFO] [stderr] Downloaded arrayref v0.3.6 [INFO] [stderr] Downloaded rustversion v1.0.4 [INFO] [stderr] Downloaded generator v0.6.24 [INFO] [stderr] Downloaded lalrpop v0.19.4 [INFO] [stderr] Downloaded isla-cat v0.2.0 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded ascii-canvas v2.0.0 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded pico-args v0.3.4 [INFO] [stderr] Downloaded string_cache v0.8.1 [INFO] [stderr] Downloaded loom v0.4.0 [INFO] [stderr] Downloaded isla-lib v0.2.0 [INFO] [stderr] Downloaded z3-sys v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af531015c6bba159714186d25fb709888d9a7f3c64b03e9b7cb31956999499ba [INFO] running `Command { std: "docker" "start" "-a" "af531015c6bba159714186d25fb709888d9a7f3c64b03e9b7cb31956999499ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af531015c6bba159714186d25fb709888d9a7f3c64b03e9b7cb31956999499ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af531015c6bba159714186d25fb709888d9a7f3c64b03e9b7cb31956999499ba", kill_on_drop: false }` [INFO] [stdout] af531015c6bba159714186d25fb709888d9a7f3c64b03e9b7cb31956999499ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44ce9a54e1d31e127772d116a1bb63c86aabaa2468e6fcea57af967a6c0be419 [INFO] running `Command { std: "docker" "start" "-a" "44ce9a54e1d31e127772d116a1bb63c86aabaa2468e6fcea57af967a6c0be419", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling once_cell v1.7.0 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling pico-args v0.3.4 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking z3-sys v0.5.0 [INFO] [stderr] Compiling isla v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling lalrpop-util v0.19.4 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Compiling lalrpop v0.19.4 [INFO] [stderr] Checking scroll v0.10.2 [INFO] [stderr] Checking goblin v0.2.3 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking bincode v1.3.2 [INFO] [stderr] Compiling isla-cat v0.2.0 [INFO] [stderr] Compiling isla-lib v0.2.0 [INFO] [stderr] Compiling isla-axiomatic v0.2.0 [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num_threads` and `isa_config` are never read [INFO] [stdout] --> src/opts.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 103 | pub struct CommonOpts<'ir, B> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 104 | pub num_threads: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub isa_config: ISAConfig, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num_threads` and `isa_config` are never read [INFO] [stdout] --> src/opts.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 103 | pub struct CommonOpts<'ir, B> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 104 | pub num_threads: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub isa_config: ISAConfig, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.67s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "44ce9a54e1d31e127772d116a1bb63c86aabaa2468e6fcea57af967a6c0be419", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44ce9a54e1d31e127772d116a1bb63c86aabaa2468e6fcea57af967a6c0be419", kill_on_drop: false }` [INFO] [stdout] 44ce9a54e1d31e127772d116a1bb63c86aabaa2468e6fcea57af967a6c0be419 [INFO] checking isla-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate isla 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate isla 0.2.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate isla 0.2.0 [INFO] finished tweaking crates.io crate isla 0.2.0 [INFO] tweaked toml for crates.io crate isla 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate isla 0.2.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e788adea8cc4c588c8c57e9a2e39f3764f0350df4dd69b284251c252e85cd115 [INFO] running `Command { std: "docker" "start" "-a" "e788adea8cc4c588c8c57e9a2e39f3764f0350df4dd69b284251c252e85cd115", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e788adea8cc4c588c8c57e9a2e39f3764f0350df4dd69b284251c252e85cd115", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e788adea8cc4c588c8c57e9a2e39f3764f0350df4dd69b284251c252e85cd115", kill_on_drop: false }` [INFO] [stdout] e788adea8cc4c588c8c57e9a2e39f3764f0350df4dd69b284251c252e85cd115 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88db2abb3f8cc64c18c5aa5fcc0ca96877a681d2ab9f6080246ab4aab9da7350 [INFO] running `Command { std: "docker" "start" "-a" "88db2abb3f8cc64c18c5aa5fcc0ca96877a681d2ab9f6080246ab4aab9da7350", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling once_cell v1.7.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling pico-args v0.3.4 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking z3-sys v0.5.0 [INFO] [stderr] Compiling isla v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Compiling lalrpop-util v0.19.4 [INFO] [stderr] Compiling lalrpop v0.19.4 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Checking scroll v0.10.2 [INFO] [stderr] Checking goblin v0.2.3 [INFO] [stderr] Checking bincode v1.3.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling isla-cat v0.2.0 [INFO] [stderr] Compiling isla-lib v0.2.0 [INFO] [stderr] Compiling isla-axiomatic v0.2.0 [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num_threads` and `isa_config` are never read [INFO] [stdout] --> src/opts.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 103 | pub struct CommonOpts<'ir, B> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 104 | pub num_threads: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub isa_config: ISAConfig, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `linearize` is imported redundantly [INFO] [stdout] --> src/opts.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use isla_lib::ir::linearize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 43 | use isla_lib::ir::*; [INFO] [stdout] | --------------- the item `linearize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num_threads` and `isa_config` are never read [INFO] [stdout] --> src/opts.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 103 | pub struct CommonOpts<'ir, B> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 104 | pub num_threads: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub isa_config: ISAConfig, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.69s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "88db2abb3f8cc64c18c5aa5fcc0ca96877a681d2ab9f6080246ab4aab9da7350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88db2abb3f8cc64c18c5aa5fcc0ca96877a681d2ab9f6080246ab4aab9da7350", kill_on_drop: false }` [INFO] [stdout] 88db2abb3f8cc64c18c5aa5fcc0ca96877a681d2ab9f6080246ab4aab9da7350