[INFO] fetching crate conjecture 0.7.0... [INFO] checking conjecture-0.7.0 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205 [INFO] extracting crate conjecture 0.7.0 into /workspace/builds/worker-5-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate conjecture 0.7.0 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d2f250272d3f7e56b9ce0cc66373c8e93915067911171017b407a6f151acc52 [INFO] running `Command { std: "docker" "start" "-a" "4d2f250272d3f7e56b9ce0cc66373c8e93915067911171017b407a6f151acc52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d2f250272d3f7e56b9ce0cc66373c8e93915067911171017b407a6f151acc52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d2f250272d3f7e56b9ce0cc66373c8e93915067911171017b407a6f151acc52", kill_on_drop: false }` [INFO] [stdout] 4d2f250272d3f7e56b9ce0cc66373c8e93915067911171017b407a6f151acc52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13c1ff1a91f7b2a8a6da1b93069caeaf030cb13e7771bc115a4486b14ce42618 [INFO] running `Command { std: "docker" "start" "-a" "13c1ff1a91f7b2a8a6da1b93069caeaf030cb13e7771bc115a4486b14ce42618", 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] [stderr] [FMTARGS] {"crate":"conjecture","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"conjecture","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"conjecture","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stderr] [FMTARGS] {"crate":"conjecture","p":2,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [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] [stderr] [FMTARGS] {"crate":"conjecture","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [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] [stderr] [FMTARGS] {"crate":"conjecture","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [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] [FMTARGS] {"crate":"conjecture","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stderr] [FMTARGS] {"crate":"conjecture","p":2,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [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 10.01s [INFO] running `Command { std: "docker" "inspect" "13c1ff1a91f7b2a8a6da1b93069caeaf030cb13e7771bc115a4486b14ce42618", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13c1ff1a91f7b2a8a6da1b93069caeaf030cb13e7771bc115a4486b14ce42618", kill_on_drop: false }` [INFO] [stdout] 13c1ff1a91f7b2a8a6da1b93069caeaf030cb13e7771bc115a4486b14ce42618