[INFO] fetching crate mexe 0.2.0... [INFO] checking mexe-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mexe 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate mexe 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 mexe 0.2.0 [INFO] finished tweaking crates.io crate mexe 0.2.0 [INFO] tweaked toml for crates.io crate mexe 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 74 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding evalexpr v8.2.0 (latest: v11.3.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding nom v1.2.4 (latest: v7.1.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Downloading crates ... [INFO] [stderr] Downloaded glc v0.4.2 [INFO] [stderr] Downloaded evalexpr v8.2.0 [INFO] [stderr] Downloaded fasteval v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f02f88b6eca5807a7b70f3aad8ad460abd3c6bd9a15bb095523c2b7ff35dcfdc [INFO] running `Command { std: "docker" "start" "-a" "f02f88b6eca5807a7b70f3aad8ad460abd3c6bd9a15bb095523c2b7ff35dcfdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f02f88b6eca5807a7b70f3aad8ad460abd3c6bd9a15bb095523c2b7ff35dcfdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f02f88b6eca5807a7b70f3aad8ad460abd3c6bd9a15bb095523c2b7ff35dcfdc", kill_on_drop: false }` [INFO] [stdout] f02f88b6eca5807a7b70f3aad8ad460abd3c6bd9a15bb095523c2b7ff35dcfdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8713a93ac09e5ed5627aedef84f49849afa27ecf5684c688db765851e18d5813 [INFO] running `Command { std: "docker" "start" "-a" "8713a93ac09e5ed5627aedef84f49849afa27ecf5684c688db765851e18d5813", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking glc v0.4.2 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking meval v0.2.0 [INFO] [stderr] Checking fasteval v0.2.4 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking evalexpr v8.2.0 [INFO] [stderr] Checking mexe v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | dbg!(mexe::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | dbg!(mexe::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | dbg!(meval::eval_str(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | dbg!(fasteval::ez_eval(expr, &mut fasteval::EmptyNamespace)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | dbg!(evalexpr::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.69s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "8713a93ac09e5ed5627aedef84f49849afa27ecf5684c688db765851e18d5813", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8713a93ac09e5ed5627aedef84f49849afa27ecf5684c688db765851e18d5813", kill_on_drop: false }` [INFO] [stdout] 8713a93ac09e5ed5627aedef84f49849afa27ecf5684c688db765851e18d5813 [INFO] checking mexe-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate mexe 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mexe 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 mexe 0.2.0 [INFO] finished tweaking crates.io crate mexe 0.2.0 [INFO] tweaked toml for crates.io crate mexe 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f89552918fe824c525831751b35c2d92d5ac4440c91d3e133f01385bc1890002 [INFO] running `Command { std: "docker" "start" "-a" "f89552918fe824c525831751b35c2d92d5ac4440c91d3e133f01385bc1890002", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f89552918fe824c525831751b35c2d92d5ac4440c91d3e133f01385bc1890002", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f89552918fe824c525831751b35c2d92d5ac4440c91d3e133f01385bc1890002", kill_on_drop: false }` [INFO] [stdout] f89552918fe824c525831751b35c2d92d5ac4440c91d3e133f01385bc1890002 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c4b663c5d265043451a81531cb52873a380ff22683bc67ff567260835e5c6b2d [INFO] running `Command { std: "docker" "start" "-a" "c4b663c5d265043451a81531cb52873a380ff22683bc67ff567260835e5c6b2d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Checking glc v0.4.2 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking evalexpr v8.2.0 [INFO] [stderr] Checking meval v0.2.0 [INFO] [stderr] Checking fasteval v0.2.4 [INFO] [stderr] Checking mexe v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | dbg!(mexe::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | dbg!(mexe::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | dbg!(meval::eval_str(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | dbg!(fasteval::ez_eval(expr, &mut fasteval::EmptyNamespace)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/benchmarks.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | dbg!(evalexpr::eval(expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "c4b663c5d265043451a81531cb52873a380ff22683bc67ff567260835e5c6b2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4b663c5d265043451a81531cb52873a380ff22683bc67ff567260835e5c6b2d", kill_on_drop: false }` [INFO] [stdout] c4b663c5d265043451a81531cb52873a380ff22683bc67ff567260835e5c6b2d