[INFO] fetching crate quail 0.1.0... [INFO] checking quail-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate quail 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate quail 0.1.0 [INFO] finished tweaking crates.io crate quail 0.1.0 [INFO] tweaked toml for crates.io crate quail 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate quail 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 56 packages to latest compatible versions [INFO] [stderr] Adding dirs v2.0.2 (available: v6.0.0) [INFO] [stderr] Adding rustyline v4.1.0 (available: v17.0.1) [INFO] [stderr] Adding structopt v0.2.18 (available: v0.3.26) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustyline v4.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2255dca2d6e770e068120ca4b3fedc6c215edb52be1b49cd8cd184761b5567fa [INFO] running `Command { std: "docker" "start" "-a" "2255dca2d6e770e068120ca4b3fedc6c215edb52be1b49cd8cd184761b5567fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2255dca2d6e770e068120ca4b3fedc6c215edb52be1b49cd8cd184761b5567fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2255dca2d6e770e068120ca4b3fedc6c215edb52be1b49cd8cd184761b5567fa", kill_on_drop: false }` [INFO] [stdout] 2255dca2d6e770e068120ca4b3fedc6c215edb52be1b49cd8cd184761b5567fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4609a746f1277e0bd48e01e160b3c4a9513c94748fb0158201abed3544c379f9 [INFO] running `Command { std: "docker" "start" "-a" "4609a746f1277e0bd48e01e160b3c4a9513c94748fb0158201abed3544c379f9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking rustyline v4.1.0 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking quail v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/runtime.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | #[allow(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | Prim(rc::Rc) -> Value>>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | Prim(rc::Rc) -> Value>>), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/runtime.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | #[allow(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | Prim(rc::Rc) -> Value>>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 | Prim(rc::Rc) -> Value>>), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/runtime.rs:256:25 [INFO] [stdout] | [INFO] [stdout] 256 | pub struct RuntimeError(String); [INFO] [stdout] | ------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/ast.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | panic!(format!("No matching arm found for tag {:?}", tag)) [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: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 151 - panic!(format!("No matching arm found for tag {:?}", tag)) [INFO] [stdout] 151 + panic!("No matching arm found for tag {:?}", tag) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/runtime.rs:206:25 [INFO] [stdout] | [INFO] [stdout] 206 | _ => panic!(format!("Applied arguments to non-function {:?}", func)), [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: 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] 206 - _ => panic!(format!("Applied arguments to non-function {:?}", func)), [INFO] [stdout] 206 + _ => panic!("Applied arguments to non-function {:?}", func), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/runtime.rs:246:33 [INFO] [stdout] | [INFO] [stdout] 246 | _ => panic!(format!("Expected a constructor during match statement, but found {:?}", &t_value)), [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: 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] 246 - _ => panic!(format!("Expected a constructor during match statement, but found {:?}", &t_value)), [INFO] [stdout] 246 + _ => panic!("Expected a constructor during match statement, but found {:?}", &t_value), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/runtime.rs:256:25 [INFO] [stdout] | [INFO] [stdout] 256 | pub struct RuntimeError(String); [INFO] [stdout] | ------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/ast.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | panic!(format!("No matching arm found for tag {:?}", tag)) [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: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 151 - panic!(format!("No matching arm found for tag {:?}", tag)) [INFO] [stdout] 151 + panic!("No matching arm found for tag {:?}", tag) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/runtime.rs:206:25 [INFO] [stdout] | [INFO] [stdout] 206 | _ => panic!(format!("Applied arguments to non-function {:?}", func)), [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: 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] 206 - _ => panic!(format!("Applied arguments to non-function {:?}", func)), [INFO] [stdout] 206 + _ => panic!("Applied arguments to non-function {:?}", func), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/runtime.rs:246:33 [INFO] [stdout] | [INFO] [stdout] 246 | _ => panic!(format!("Expected a constructor during match statement, but found {:?}", &t_value)), [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: 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] 246 - _ => panic!(format!("Expected a constructor during match statement, but found {:?}", &t_value)), [INFO] [stdout] 246 + _ => panic!("Expected a constructor during match statement, but found {:?}", &t_value), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.98s [INFO] running `Command { std: "docker" "inspect" "4609a746f1277e0bd48e01e160b3c4a9513c94748fb0158201abed3544c379f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4609a746f1277e0bd48e01e160b3c4a9513c94748fb0158201abed3544c379f9", kill_on_drop: false }` [INFO] [stdout] 4609a746f1277e0bd48e01e160b3c4a9513c94748fb0158201abed3544c379f9