[INFO] fetching crate conjecture 0.7.0... [INFO] checking conjecture-0.7.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate conjecture 0.7.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate conjecture 0.7.0 [INFO] finished tweaking crates.io crate conjecture 0.7.0 [INFO] tweaked toml for crates.io crate conjecture 0.7.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate conjecture 0.7.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 72 packages to latest compatible versions [INFO] [stderr] Adding rand v0.3.23 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded commoncrypto-sys v0.2.0 [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded hex v0.3.2 [INFO] [stderr] Downloaded crypto-hash v0.3.4 [INFO] [stderr] Downloaded commoncrypto v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c86173fdf107065f5da3eec65c52ec720f848fa22eee8204993f076262ddfe40 [INFO] running `Command { std: "docker" "start" "-a" "c86173fdf107065f5da3eec65c52ec720f848fa22eee8204993f076262ddfe40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c86173fdf107065f5da3eec65c52ec720f848fa22eee8204993f076262ddfe40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c86173fdf107065f5da3eec65c52ec720f848fa22eee8204993f076262ddfe40", kill_on_drop: false }` [INFO] [stdout] c86173fdf107065f5da3eec65c52ec720f848fa22eee8204993f076262ddfe40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16439c17737cca0369a0e363818de6eb9bd058974a2abf0e9d310761775c5d83 [INFO] running `Command { std: "docker" "start" "-a" "16439c17737cca0369a0e363818de6eb9bd058974a2abf0e9d310761775c5d83", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.2.57 [INFO] [stderr] Checking once_cell v1.21.4 [INFO] [stderr] Compiling openssl v0.10.76 [INFO] [stderr] Compiling rustix v1.1.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling openssl-sys v0.9.112 [INFO] [stderr] Checking tempfile v3.27.0 [INFO] [stderr] Checking crypto-hash v0.3.4 [INFO] [stderr] Checking conjecture v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/engine.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | Finished(LoopExitReason, MainGenerationLoop), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LoopCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 - Finished(LoopExitReason, MainGenerationLoop), [INFO] [stdout] 54 + Finished((), MainGenerationLoop), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/engine.rs:732:28 [INFO] [stdout] | [INFO] [stdout] 732 | panic!(msg.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 732 | panic!("{}", msg.to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/engine.rs:734:28 [INFO] [stdout] | [INFO] [stdout] 734 | panic!(msg.clone()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 734 | panic!("{}", msg.clone()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/engine.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | Finished(LoopExitReason, MainGenerationLoop), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LoopCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 - Finished(LoopExitReason, MainGenerationLoop), [INFO] [stdout] 54 + Finished((), MainGenerationLoop), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/engine.rs:732:28 [INFO] [stdout] | [INFO] [stdout] 732 | panic!(msg.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 732 | panic!("{}", msg.to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/engine.rs:734:28 [INFO] [stdout] | [INFO] [stdout] 734 | panic!(msg.clone()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 734 | panic!("{}", msg.clone()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.12s [INFO] running `Command { std: "docker" "inspect" "16439c17737cca0369a0e363818de6eb9bd058974a2abf0e9d310761775c5d83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16439c17737cca0369a0e363818de6eb9bd058974a2abf0e9d310761775c5d83", kill_on_drop: false }` [INFO] [stdout] 16439c17737cca0369a0e363818de6eb9bd058974a2abf0e9d310761775c5d83