[INFO] fetching crate lp-modeler 0.5.0... [INFO] checking lp-modeler-0.5.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate lp-modeler 0.5.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate lp-modeler 0.5.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lp-modeler 0.5.0 [INFO] finished tweaking crates.io crate lp-modeler 0.5.0 [INFO] tweaked toml for crates.io crate lp-modeler 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate lp-modeler 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded coin_cbc_sys v0.1.0 [INFO] [stderr] Downloaded minilp v0.2.2 [INFO] [stderr] Downloaded coin_cbc v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b45aab1d8c8c1430b20f4c2abcfb2079cd8ad59585e7128e07caa477d2513b0a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b45aab1d8c8c1430b20f4c2abcfb2079cd8ad59585e7128e07caa477d2513b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b45aab1d8c8c1430b20f4c2abcfb2079cd8ad59585e7128e07caa477d2513b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b45aab1d8c8c1430b20f4c2abcfb2079cd8ad59585e7128e07caa477d2513b0a", kill_on_drop: false }` [INFO] [stdout] b45aab1d8c8c1430b20f4c2abcfb2079cd8ad59585e7128e07caa477d2513b0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0af0b07b49d91b03c2c056dd4074886b1789d717e3168e4ac2cf7009a8b5f816 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0af0b07b49d91b03c2c056dd4074886b1789d717e3168e4ac2cf7009a8b5f816", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking lp-modeler v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `EmptyExpr` [INFO] [stdout] --> src/dsl/variables.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | EmptyExpr, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solvers/mod.rs:105:42 [INFO] [stdout] | [INFO] [stdout] 105 | assert!( is_zero( f-(i as f32)), format!("Value {} cannot be interpreted as integer.", f) ); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 105 | assert!( is_zero( f-(i as f32)), "Value {} cannot be interpreted as integer.", f ); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solvers/mod.rs:105:42 [INFO] [stdout] | [INFO] [stdout] 105 | assert!( is_zero( f-(i as f32)), format!("Value {} cannot be interpreted as integer.", f) ); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 105 | assert!( is_zero( f-(i as f32)), "Value {} cannot be interpreted as integer.", f ); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> examples/assignment.rs:64:29 [INFO] [stdout] | [INFO] [stdout] 64 | assert!(result.is_ok(), result.unwrap_err()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 64 | assert!(result.is_ok(), "{}", result.unwrap_err()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/problems.rs:79:41 [INFO] [stdout] | [INFO] [stdout] 79 | assert!(output1.contains(expr), format!("{} is not present",expr)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 79 | assert!(output1.contains(expr), "{} is not present",expr); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/problems.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 154 | assert!(result.is_ok(), result.unwrap_err()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 154 | assert!(result.is_ok(), "{}", result.unwrap_err()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.10s [INFO] running `Command { std: "docker" "inspect" "0af0b07b49d91b03c2c056dd4074886b1789d717e3168e4ac2cf7009a8b5f816", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0af0b07b49d91b03c2c056dd4074886b1789d717e3168e4ac2cf7009a8b5f816", kill_on_drop: false }` [INFO] [stdout] 0af0b07b49d91b03c2c056dd4074886b1789d717e3168e4ac2cf7009a8b5f816