[INFO] fetching crate lox-lang 0.0.3... [INFO] checking lox-lang-0.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate lox-lang 0.0.3 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate lox-lang 0.0.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lox-lang 0.0.3 [INFO] finished tweaking crates.io crate lox-lang 0.0.3 [INFO] tweaked toml for crates.io crate lox-lang 0.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate lox-lang 0.0.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust-argon2 v0.7.0 [INFO] [stderr] Downloaded dirs-sys v0.3.4 [INFO] [stderr] Downloaded term v0.6.1 [INFO] [stderr] Downloaded getrandom v0.1.14 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded hermit-abi v0.1.12 [INFO] [stderr] Downloaded syn-mid v0.5.0 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.12 [INFO] [stderr] Downloaded proc-macro-error v0.4.12 [INFO] [stderr] Downloaded syn v1.0.19 [INFO] [stderr] Downloaded libc v0.2.69 [INFO] [stderr] Downloaded clap v3.0.0-beta.1 [INFO] [stderr] Downloaded indexmap v1.3.2 [INFO] [stderr] Downloaded cc v1.0.52 [INFO] [stderr] Downloaded proc-macro2 v1.0.12 [INFO] [stderr] Downloaded quote v1.0.4 [INFO] [stderr] Downloaded jemalloc-sys v0.3.2 [INFO] [stderr] Downloaded clap_derive v3.0.0-beta.1 [INFO] [stderr] Downloaded os_str_bytes v2.3.0 [INFO] [stderr] Downloaded fs_extra v1.1.0 [INFO] [stderr] Downloaded jemallocator v0.3.2 [INFO] [stderr] Downloaded num-integer v0.1.42 [INFO] [stderr] Downloaded num-traits v0.2.11 [INFO] [stderr] Downloaded blake2b_simd v0.5.10 [INFO] [stderr] Downloaded redox_users v0.3.4 [INFO] [stderr] Downloaded simplelog v0.7.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6655ac02edc55ae6ecdbd220166d6d69c02a82ec266d1616f6f50ded858786dd [INFO] running `Command { std: "docker" "start" "-a" "6655ac02edc55ae6ecdbd220166d6d69c02a82ec266d1616f6f50ded858786dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6655ac02edc55ae6ecdbd220166d6d69c02a82ec266d1616f6f50ded858786dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6655ac02edc55ae6ecdbd220166d6d69c02a82ec266d1616f6f50ded858786dd", kill_on_drop: false }` [INFO] [stdout] 6655ac02edc55ae6ecdbd220166d6d69c02a82ec266d1616f6f50ded858786dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08bee6ffb5dd68b462569f890a85d3a27d75717f9b06634b34ea56a2bbc24c20 [INFO] running `Command { std: "docker" "start" "-a" "08bee6ffb5dd68b462569f890a85d3a27d75717f9b06634b34ea56a2bbc24c20", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling fs_extra v1.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking os_str_bytes v2.3.0 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking jemallocator v0.3.2 [INFO] [stderr] Checking lox-lang v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | use std::{convert::From, error, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | use std::{convert::From, error, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/wrapper.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 100 | pub(super) struct ClassWrapper { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 101 | pub(super) enclosing: Option>, [INFO] [stdout] 102 | pub(super) name: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ClassWrapper` 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: variants `CallStackOverflow` and `ValueStackOverflow` are never constructed [INFO] [stdout] --> src/vm/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) enum RuntimeError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | CallStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ValueStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/compiler/mod.rs:893:22 [INFO] [stdout] | [INFO] [stdout] 893 | (&**text).clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lox_core/obj.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | Box::from_raw(self.0); [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] 64 | let _ = Box::from_raw(self.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/wrapper.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 100 | pub(super) struct ClassWrapper { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 101 | pub(super) enclosing: Option>, [INFO] [stdout] 102 | pub(super) name: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ClassWrapper` 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: variants `CallStackOverflow` and `ValueStackOverflow` are never constructed [INFO] [stdout] --> src/vm/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) enum RuntimeError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | CallStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ValueStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/compiler/mod.rs:893:22 [INFO] [stdout] | [INFO] [stdout] 893 | (&**text).clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lox_core/obj.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | Box::from_raw(self.0); [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] 64 | let _ = Box::from_raw(self.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 43s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "08bee6ffb5dd68b462569f890a85d3a27d75717f9b06634b34ea56a2bbc24c20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08bee6ffb5dd68b462569f890a85d3a27d75717f9b06634b34ea56a2bbc24c20", kill_on_drop: false }` [INFO] [stdout] 08bee6ffb5dd68b462569f890a85d3a27d75717f9b06634b34ea56a2bbc24c20 [INFO] checking lox-lang-0.0.3 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate lox-lang 0.0.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate lox-lang 0.0.3 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lox-lang 0.0.3 [INFO] finished tweaking crates.io crate lox-lang 0.0.3 [INFO] tweaked toml for crates.io crate lox-lang 0.0.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate lox-lang 0.0.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8237bb00209a53c68c5c33facc10591709a105ba50be8fb18eb9f0f33fb51a35 [INFO] running `Command { std: "docker" "start" "-a" "8237bb00209a53c68c5c33facc10591709a105ba50be8fb18eb9f0f33fb51a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8237bb00209a53c68c5c33facc10591709a105ba50be8fb18eb9f0f33fb51a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8237bb00209a53c68c5c33facc10591709a105ba50be8fb18eb9f0f33fb51a35", kill_on_drop: false }` [INFO] [stdout] 8237bb00209a53c68c5c33facc10591709a105ba50be8fb18eb9f0f33fb51a35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc1f601f8054efe8d6661a3b7ee4a200e016bd9dec648f8ea774a02cbc122278 [INFO] running `Command { std: "docker" "start" "-a" "fc1f601f8054efe8d6661a3b7ee4a200e016bd9dec648f8ea774a02cbc122278", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling fs_extra v1.1.0 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking os_str_bytes v2.3.0 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking jemallocator v0.3.2 [INFO] [stderr] Checking lox-lang v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | use std::{convert::From, error, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | use std::{convert::From, error, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/wrapper.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 100 | pub(super) struct ClassWrapper { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 101 | pub(super) enclosing: Option>, [INFO] [stdout] 102 | pub(super) name: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ClassWrapper` 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: variants `CallStackOverflow` and `ValueStackOverflow` are never constructed [INFO] [stdout] --> src/vm/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) enum RuntimeError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | CallStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ValueStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/compiler/mod.rs:893:22 [INFO] [stdout] | [INFO] [stdout] 893 | (&**text).clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lox_core/obj.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | Box::from_raw(self.0); [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] 64 | let _ = Box::from_raw(self.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/wrapper.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 100 | pub(super) struct ClassWrapper { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 101 | pub(super) enclosing: Option>, [INFO] [stdout] 102 | pub(super) name: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ClassWrapper` 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: variants `CallStackOverflow` and `ValueStackOverflow` are never constructed [INFO] [stdout] --> src/vm/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) enum RuntimeError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 11 | CallStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ValueStackOverflow, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RuntimeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/compiler/mod.rs:893:22 [INFO] [stdout] | [INFO] [stdout] 893 | (&**text).clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lox_core/obj.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | Box::from_raw(self.0); [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] 64 | let _ = Box::from_raw(self.0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "fc1f601f8054efe8d6661a3b7ee4a200e016bd9dec648f8ea774a02cbc122278", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc1f601f8054efe8d6661a3b7ee4a200e016bd9dec648f8ea774a02cbc122278", kill_on_drop: false }` [INFO] [stdout] fc1f601f8054efe8d6661a3b7ee4a200e016bd9dec648f8ea774a02cbc122278