[INFO] fetching crate neptune-lang 0.1.3... [INFO] checking neptune-lang-0.1.3 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate neptune-lang 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate neptune-lang 0.1.3 [INFO] finished tweaking crates.io crate neptune-lang 0.1.3 [INFO] tweaked toml for crates.io crate neptune-lang 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate neptune-lang 0.1.3 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 85 packages to latest compatible versions [INFO] [stderr] Adding num_enum v0.5.11 (available: v0.7.4) [INFO] [stderr] Adding parse_int v0.6.0 (available: v0.9.0) [INFO] [stderr] Adding phf v0.10.1 (available: v0.13.1) [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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fcba5d77533bdd4b32ee670d3b2bb05f737e6c9d16743c6676557ac2d7dc317f [INFO] running `Command { std: "docker" "start" "-a" "fcba5d77533bdd4b32ee670d3b2bb05f737e6c9d16743c6676557ac2d7dc317f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcba5d77533bdd4b32ee670d3b2bb05f737e6c9d16743c6676557ac2d7dc317f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcba5d77533bdd4b32ee670d3b2bb05f737e6c9d16743c6676557ac2d7dc317f", kill_on_drop: false }` [INFO] [stdout] fcba5d77533bdd4b32ee670d3b2bb05f737e6c9d16743c6676557ac2d7dc317f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1801bdccd5d026e7356439574dba45a6597178e91c8e12d9332913143a723332 [INFO] running `Command { std: "docker" "start" "-a" "1801bdccd5d026e7356439574dba45a6597178e91c8e12d9332913143a723332", kill_on_drop: false }` [INFO] [stderr] Compiling scratch v1.0.9 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-width v0.2.1 [INFO] [stderr] Compiling cxxbridge-flags v1.0.174 [INFO] [stderr] Compiling link-cplusplus v1.0.11 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Checking foldhash v0.2.0 [INFO] [stderr] Checking parse_int v0.6.0 [INFO] [stderr] Compiling cxx v1.0.174 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling codespan-reporting v0.12.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling cxx-build v1.0.174 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling cxxbridge-macro v1.0.174 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Compiling neptune-lang v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking serde_json v1.0.143 [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/vm.rs:512:5 [INFO] [stdout] | [INFO] [stdout] 512 | Box::from_raw(data as *mut F); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 512 | let _ = Box::from_raw(data as *mut F); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/vm.rs:289:38 [INFO] [stdout] | [INFO] [stdout] 289 | fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData; [INFO] [stdout] | ^^^ --- -------- the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is named here [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'vm` [INFO] [stdout] | [INFO] [stdout] 289 | fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData<'vm>; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/vm.rs:512:5 [INFO] [stdout] | [INFO] [stdout] 512 | Box::from_raw(data as *mut F); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 512 | let _ = Box::from_raw(data as *mut F); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/vm.rs:289:38 [INFO] [stdout] | [INFO] [stdout] 289 | fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData; [INFO] [stdout] | ^^^ --- -------- the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is named here [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'vm` [INFO] [stdout] | [INFO] [stdout] 289 | fn get_user_data<'vm>(self: &'vm VM) -> &'vm UserData<'vm>; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.79s [INFO] running `Command { std: "docker" "inspect" "1801bdccd5d026e7356439574dba45a6597178e91c8e12d9332913143a723332", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1801bdccd5d026e7356439574dba45a6597178e91c8e12d9332913143a723332", kill_on_drop: false }` [INFO] [stdout] 1801bdccd5d026e7356439574dba45a6597178e91c8e12d9332913143a723332