[INFO] fetching crate rootfind 0.7.0... [INFO] checking rootfind-0.7.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate rootfind 0.7.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate rootfind 0.7.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rootfind 0.7.0 [INFO] finished tweaking crates.io crate rootfind 0.7.0 [INFO] tweaked toml for crates.io crate rootfind 0.7.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3296a754f48c2f8ed6bd7a48e1aba3ddbdd87c0fd702b411a716dc6f6c3f7a11 [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" "3296a754f48c2f8ed6bd7a48e1aba3ddbdd87c0fd702b411a716dc6f6c3f7a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3296a754f48c2f8ed6bd7a48e1aba3ddbdd87c0fd702b411a716dc6f6c3f7a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3296a754f48c2f8ed6bd7a48e1aba3ddbdd87c0fd702b411a716dc6f6c3f7a11", kill_on_drop: false }` [INFO] [stdout] 3296a754f48c2f8ed6bd7a48e1aba3ddbdd87c0fd702b411a716dc6f6c3f7a11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd198a267c4bb656f02e086b51a4709a2c46c3d5dbce3c1887ffbf4481119e92 [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" "bd198a267c4bb656f02e086b51a4709a2c46c3d5dbce3c1887ffbf4481119e92", kill_on_drop: false }` [INFO] [stderr] Checking rootfind v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solver.rs:326:16 [INFO] [stdout] | [INFO] [stdout] 326 | f: Box f64>, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solver.rs:327:17 [INFO] [stdout] | [INFO] [stdout] 327 | df: Box f64>, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solver.rs:328:18 [INFO] [stdout] | [INFO] [stdout] 328 | d2f: Box f64>, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/integration.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | format!("got={}, wanted={}", computed_root, expected_root) [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] 34 | "got={}, wanted={}", computed_root, expected_root [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solver.rs:947:21 [INFO] [stdout] | [INFO] [stdout] 947 | format!("{} root wanted={}, got={}", t.name, t.roots[i], root) [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] 947 | "{} root wanted={}, got={}", t.name, t.roots[i], root [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solver.rs:967:21 [INFO] [stdout] | [INFO] [stdout] 967 | format!("{} root wanted={}, got={}", t.name, t.roots[i], root) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] 967 | "{} root wanted={}, got={}", t.name, t.roots[i], root [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solver.rs:987:21 [INFO] [stdout] | [INFO] [stdout] 987 | format!("{} root wanted={}, got={}", t.name, t.roots[i], root) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] 987 | "{} root wanted={}, got={}", t.name, t.roots[i], root [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/solver.rs:1003:21 [INFO] [stdout] | [INFO] [stdout] 1003 | format!("{} root wanted={}, got={}", t.name, t.roots[i], root) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] 1003 | "{} root wanted={}, got={}", t.name, t.roots[i], root [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "bd198a267c4bb656f02e086b51a4709a2c46c3d5dbce3c1887ffbf4481119e92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd198a267c4bb656f02e086b51a4709a2c46c3d5dbce3c1887ffbf4481119e92", kill_on_drop: false }` [INFO] [stdout] bd198a267c4bb656f02e086b51a4709a2c46c3d5dbce3c1887ffbf4481119e92