[INFO] fetching crate goscript-vm 0.1.0... [INFO] checking goscript-vm-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate goscript-vm 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate goscript-vm 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate goscript-vm 0.1.0 [INFO] finished tweaking crates.io crate goscript-vm 0.1.0 [INFO] tweaked toml for crates.io crate goscript-vm 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.2.0) [INFO] [stderr] Adding event-listener v4.0.3 (latest: v5.2.0) [INFO] [stderr] Adding event-listener-strategy v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding ordered-float v2.10.1 (latest: v4.2.0) [INFO] [stderr] Adding slotmap v0.4.3 (latest: v1.0.7) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded time-test v0.2.3 [INFO] [stderr] Downloaded goscript-parser v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d87489f1f41fd97d7e6ee5e48a5ebf1a109f31f1997f99548c1dbf755fe37774 [INFO] running `Command { std: "docker" "start" "-a" "d87489f1f41fd97d7e6ee5e48a5ebf1a109f31f1997f99548c1dbf755fe37774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d87489f1f41fd97d7e6ee5e48a5ebf1a109f31f1997f99548c1dbf755fe37774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d87489f1f41fd97d7e6ee5e48a5ebf1a109f31f1997f99548c1dbf755fe37774", kill_on_drop: false }` [INFO] [stdout] d87489f1f41fd97d7e6ee5e48a5ebf1a109f31f1997f99548c1dbf755fe37774 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c780586d0420004785d99fe5b438468481e33fdd07bd05e6a2babbbd07acabb [INFO] running `Command { std: "docker" "start" "-a" "1c780586d0420004785d99fe5b438468481e33fdd07bd05e6a2babbbd07acabb", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking slotmap v0.4.3 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking time-test v0.2.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking goscript-parser v0.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Checking event-listener v4.0.3 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking event-listener-strategy v0.4.0 [INFO] [stderr] Checking async-lock v3.3.0 [INFO] [stderr] Checking async-executor v1.9.1 [INFO] [stderr] Checking goscript-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ordered_float` is imported redundantly [INFO] [stdout] --> src/value.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use ordered_float; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `ordered_float` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/value.rs:169:10 [INFO] [stdout] | [INFO] [stdout] 169 | }; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 1367 | unsafe { shift_int!(t, self, b, checked_shl) } [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `shift_int` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `shift_int` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/value.rs:169:10 [INFO] [stdout] | [INFO] [stdout] 169 | }; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 1372 | unsafe { shift_int!(t, self, b, checked_shr) } [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `shift_int` [INFO] [stdout] = note: this warning originates in the macro `shift_int` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `u64_to_key` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `u64_to_key` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ClosureObj` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:34 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `ClosureObj` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GosHashMap` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:46 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `GosHashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vm_util.rs:160:10 [INFO] [stdout] | [INFO] [stdout] 160 | }; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/vm.rs:690:47 [INFO] [stdout] | [INFO] [stdout] 690 | let (unwrapped, ok) = unwrap_recv_val!(chan, val, objs.metas, gcv); [INFO] [stdout] | -------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `unwrap_recv_val` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vm_util.rs:160:10 [INFO] [stdout] | [INFO] [stdout] 160 | }; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/vm.rs:1005:67 [INFO] [stdout] | [INFO] [stdout] 1005 | ... let (unwrapped, ok) = unwrap_recv_val!( [INFO] [stdout] | _____________________________________________- [INFO] [stdout] 1006 | | ... c.as_channel(), [INFO] [stdout] 1007 | | ... val, [INFO] [stdout] 1008 | | ... objs.metas, [INFO] [stdout] 1009 | | ... gcv [INFO] [stdout] 1010 | | ... ); [INFO] [stdout] | |_______________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `unwrap_recv_val` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ordered_float` is imported redundantly [INFO] [stdout] --> src/value.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use ordered_float; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `ordered_float` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/value.rs:169:10 [INFO] [stdout] | [INFO] [stdout] 169 | }; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 1367 | unsafe { shift_int!(t, self, b, checked_shl) } [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `shift_int` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `shift_int` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/value.rs:169:10 [INFO] [stdout] | [INFO] [stdout] 169 | }; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 1372 | unsafe { shift_int!(t, self, b, checked_shr) } [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `shift_int` [INFO] [stdout] = note: this warning originates in the macro `shift_int` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `u64_to_key` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `u64_to_key` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ClosureObj` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:34 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `ClosureObj` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GosHashMap` is imported redundantly [INFO] [stdout] --> src/vm.rs:7:46 [INFO] [stdout] | [INFO] [stdout] 7 | use super::objects::{u64_to_key, ClosureObj, GosHashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | use super::stack::{RangeStack, Stack}; [INFO] [stdout] 9 | use super::value::*; [INFO] [stdout] | --------------- the item `GosHashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vm_util.rs:160:10 [INFO] [stdout] | [INFO] [stdout] 160 | }; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/vm.rs:690:47 [INFO] [stdout] | [INFO] [stdout] 690 | let (unwrapped, ok) = unwrap_recv_val!(chan, val, objs.metas, gcv); [INFO] [stdout] | -------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `unwrap_recv_val` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vm_util.rs:160:10 [INFO] [stdout] | [INFO] [stdout] 160 | }; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/vm.rs:1005:67 [INFO] [stdout] | [INFO] [stdout] 1005 | ... let (unwrapped, ok) = unwrap_recv_val!( [INFO] [stdout] | _____________________________________________- [INFO] [stdout] 1006 | | ... c.as_channel(), [INFO] [stdout] 1007 | | ... val, [INFO] [stdout] 1008 | | ... objs.metas, [INFO] [stdout] 1009 | | ... gcv [INFO] [stdout] 1010 | | ... ); [INFO] [stdout] | |_______________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `unwrap_recv_val` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/objects.rs:1318:5 [INFO] [stdout] | [INFO] [stdout] 1317 | pub struct PackageVal { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 1318 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PackageVal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/objects.rs:1318:5 [INFO] [stdout] | [INFO] [stdout] 1317 | pub struct PackageVal { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 1318 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PackageVal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/vm.rs:911:25 [INFO] [stdout] | [INFO] [stdout] 911 | drop(frame); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut CallFrame` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/vm.rs:1111:37 [INFO] [stdout] | [INFO] [stdout] 1111 | ... drop(frame); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut CallFrame` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/vm.rs:911:25 [INFO] [stdout] | [INFO] [stdout] 911 | drop(frame); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut CallFrame` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/vm.rs:1111:37 [INFO] [stdout] | [INFO] [stdout] 1111 | ... drop(frame); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut CallFrame` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: goscript-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "1c780586d0420004785d99fe5b438468481e33fdd07bd05e6a2babbbd07acabb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c780586d0420004785d99fe5b438468481e33fdd07bd05e6a2babbbd07acabb", kill_on_drop: false }` [INFO] [stdout] 1c780586d0420004785d99fe5b438468481e33fdd07bd05e6a2babbbd07acabb [INFO] checking goscript-vm-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate goscript-vm 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate goscript-vm 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate goscript-vm 0.1.0 [INFO] finished tweaking crates.io crate goscript-vm 0.1.0 [INFO] tweaked toml for crates.io crate goscript-vm 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 89e876738499ebc8f579f7050e15cdf021df538ce07de4cef8f895e774f45421 [INFO] running `Command { std: "docker" "start" "-a" "89e876738499ebc8f579f7050e15cdf021df538ce07de4cef8f895e774f45421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89e876738499ebc8f579f7050e15cdf021df538ce07de4cef8f895e774f45421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89e876738499ebc8f579f7050e15cdf021df538ce07de4cef8f895e774f45421", kill_on_drop: false }` [INFO] [stdout] 89e876738499ebc8f579f7050e15cdf021df538ce07de4cef8f895e774f45421 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a600a0ce753df75a4a95dd48db8126919b490d79b8cd86346d4fbc711ad2423 [INFO] running `Command { std: "docker" "start" "-a" "8a600a0ce753df75a4a95dd48db8126919b490d79b8cd86346d4fbc711ad2423", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking num-traits v0.2.18 [INFO] [stderr] Checking slotmap v0.4.3 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking async-task v4.7.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking time-test v0.2.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking goscript-parser v0.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-lite-1.13.0/src/future.rs:469:27 [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err(|_| unreachable!()).unwrap(); [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `F` declared on the method `map_err` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err::(|_| unreachable!()).unwrap(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Checking event-listener v4.0.3 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-lite` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8a600a0ce753df75a4a95dd48db8126919b490d79b8cd86346d4fbc711ad2423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a600a0ce753df75a4a95dd48db8126919b490d79b8cd86346d4fbc711ad2423", kill_on_drop: false }` [INFO] [stdout] 8a600a0ce753df75a4a95dd48db8126919b490d79b8cd86346d4fbc711ad2423