[INFO] fetching crate wasmer-clif-fork-frontend 0.59.0... [INFO] checking wasmer-clif-fork-frontend-0.59.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate wasmer-clif-fork-frontend 0.59.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate wasmer-clif-fork-frontend 0.59.0 [INFO] finished tweaking crates.io crate wasmer-clif-fork-frontend 0.59.0 [INFO] tweaked toml for crates.io crate wasmer-clif-fork-frontend 0.59.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wasmer-clif-fork-frontend 0.59.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding cranelift-codegen v0.59.0 (available: v0.123.2) [INFO] [stderr] Adding hashbrown v0.6.3 (available: v0.16.0) [INFO] [stderr] Adding target-lexicon v0.10.0 (available: v0.13.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cranelift-codegen-shared v0.59.0 [INFO] [stderr] Downloaded cranelift-entity v0.59.0 [INFO] [stderr] Downloaded cranelift-bforest v0.59.0 [INFO] [stderr] Downloaded cranelift-codegen v0.59.0 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.59.0 [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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82e4daeb53c7429ce2534dd662b631078df2100aa5a0b3f6dc04a1326579d49d [INFO] running `Command { std: "docker" "start" "-a" "82e4daeb53c7429ce2534dd662b631078df2100aa5a0b3f6dc04a1326579d49d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82e4daeb53c7429ce2534dd662b631078df2100aa5a0b3f6dc04a1326579d49d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82e4daeb53c7429ce2534dd662b631078df2100aa5a0b3f6dc04a1326579d49d", kill_on_drop: false }` [INFO] [stdout] 82e4daeb53c7429ce2534dd662b631078df2100aa5a0b3f6dc04a1326579d49d [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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d906c28ca9ca7bc40e5045d487e7a68d7bec28cfd4b1112ad5231e3c49e1c8b [INFO] running `Command { std: "docker" "start" "-a" "6d906c28ca9ca7bc40e5045d487e7a68d7bec28cfd4b1112ad5231e3c49e1c8b", kill_on_drop: false }` [INFO] [stderr] Compiling cranelift-entity v0.59.0 [INFO] [stderr] Compiling cranelift-codegen-shared v0.59.0 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Checking cranelift-bforest v0.59.0 [INFO] [stderr] Compiling cranelift-codegen-meta v0.59.0 [INFO] [stderr] Compiling cranelift-codegen v0.59.0 [INFO] [stderr] Checking wasmer-clif-fork-frontend v0.59.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::new_without_default))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | feature = "cargo-clippy", [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/frontend.rs:594:16 [INFO] [stdout] | [INFO] [stdout] 594 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::needless_lifetimes))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | #![cfg_attr(feature = "cargo-clippy", allow(clippy::new_without_default))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | feature = "cargo-clippy", [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/frontend.rs:594:16 [INFO] [stdout] | [INFO] [stdout] 594 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::needless_lifetimes))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `core`, `default`, `hashbrown`, and `std` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/frontend.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 77 | impl FunctionBuilderContext { [INFO] [stdout] | --------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 94 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/ssa.rs:191:12 [INFO] [stdout] | [INFO] [stdout] 166 | impl SSABuilder { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 191 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frontend.rs:428:19 [INFO] [stdout] | [INFO] [stdout] 428 | pub fn cursor(&mut self) -> FuncCursor { [INFO] [stdout] | ^^^^^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 428 | pub fn cursor(&mut self) -> FuncCursor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/frontend.rs:595:61 [INFO] [stdout] | [INFO] [stdout] 595 | pub fn display<'b, I: Into>>(&'b self, isa: I) -> DisplayFunction { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'b` [INFO] [stdout] | [INFO] [stdout] 595 | pub fn display<'b, I: Into>>(&'b self, isa: I) -> DisplayFunction<'b> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/frontend.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 77 | impl FunctionBuilderContext { [INFO] [stdout] | --------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 94 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/ssa.rs:191:12 [INFO] [stdout] | [INFO] [stdout] 166 | impl SSABuilder { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 191 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frontend.rs:428:19 [INFO] [stdout] | [INFO] [stdout] 428 | pub fn cursor(&mut self) -> FuncCursor { [INFO] [stdout] | ^^^^^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 428 | pub fn cursor(&mut self) -> FuncCursor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/frontend.rs:595:61 [INFO] [stdout] | [INFO] [stdout] 595 | pub fn display<'b, I: Into>>(&'b self, isa: I) -> DisplayFunction { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'b` [INFO] [stdout] | [INFO] [stdout] 595 | pub fn display<'b, I: Into>>(&'b self, isa: I) -> DisplayFunction<'b> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/ssa.rs:1148:24 [INFO] [stdout] | [INFO] [stdout] 1148 | panic!(_errors); [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 1148 | panic!("{}", _errors); [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1148 - panic!(_errors); [INFO] [stdout] 1148 + std::panic::panic_any(_errors); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/ssa.rs:1327:24 [INFO] [stdout] | [INFO] [stdout] 1327 | panic!(_errors); [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] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 1327 | panic!("{}", _errors); [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1327 - panic!(_errors); [INFO] [stdout] 1327 + std::panic::panic_any(_errors); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/ssa.rs:1378:24 [INFO] [stdout] | [INFO] [stdout] 1378 | panic!(_errors); [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] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 1378 | panic!("{}", _errors); [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1378 - panic!(_errors); [INFO] [stdout] 1378 + std::panic::panic_any(_errors); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.97s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.59.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "6d906c28ca9ca7bc40e5045d487e7a68d7bec28cfd4b1112ad5231e3c49e1c8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d906c28ca9ca7bc40e5045d487e7a68d7bec28cfd4b1112ad5231e3c49e1c8b", kill_on_drop: false }` [INFO] [stdout] 6d906c28ca9ca7bc40e5045d487e7a68d7bec28cfd4b1112ad5231e3c49e1c8b