[INFO] fetching crate runner 0.5.0... [INFO] testing runner-0.5.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate runner 0.5.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate runner 0.5.0 [INFO] finished tweaking crates.io crate runner 0.5.0 [INFO] tweaked toml for crates.io crate runner 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate runner 0.5.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate runner 0.5.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ed2752bc6e60a03d932f370df91c9734c610d5cc2c4bd3ae98916ba96889028 [INFO] running `Command { std: "docker" "start" "-a" "0ed2752bc6e60a03d932f370df91c9734c610d5cc2c4bd3ae98916ba96889028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ed2752bc6e60a03d932f370df91c9734c610d5cc2c4bd3ae98916ba96889028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ed2752bc6e60a03d932f370df91c9734c610d5cc2c4bd3ae98916ba96889028", kill_on_drop: false }` [INFO] [stdout] 0ed2752bc6e60a03d932f370df91c9734c610d5cc2c4bd3ae98916ba96889028 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 972de40e6b0b18fca87f45037e1269636427ec058a1473d41b0a9e5e3932493d [INFO] running `Command { std: "docker" "start" "-a" "972de40e6b0b18fca87f45037e1269636427ec058a1473d41b0a9e5e3932493d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling serde v1.0.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling easy-shortcuts v0.3.0 [INFO] [stderr] Compiling lapp v0.4.0 [INFO] [stderr] Compiling open v1.2.1 [INFO] [stderr] Compiling json v0.11.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling isatty v0.1.8 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling serde_derive v1.0.66 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling runner v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `source` is never read [INFO] [stdout] --> src/cargo_lock.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Package { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | pub source: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/cargo_lock.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_CargoLock` [INFO] [stdout] 7 | pub struct CargoLock { [INFO] [stdout] | --------- `CargoLock` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/cargo_lock.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Package` [INFO] [stdout] 12 | pub struct Package { [INFO] [stdout] | ------- `Package` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.55s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.2 [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" "972de40e6b0b18fca87f45037e1269636427ec058a1473d41b0a9e5e3932493d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "972de40e6b0b18fca87f45037e1269636427ec058a1473d41b0a9e5e3932493d", kill_on_drop: false }` [INFO] [stdout] 972de40e6b0b18fca87f45037e1269636427ec058a1473d41b0a9e5e3932493d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66993806de9b45146be679f645827dba1a0e6d706b378f74f350206a868dfa26 [INFO] running `Command { std: "docker" "start" "-a" "66993806de9b45146be679f645827dba1a0e6d706b378f74f350206a868dfa26", kill_on_drop: false }` [INFO] [stderr] Compiling runner v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected item, found keyword `let` [INFO] [stdout] --> examples/filetime.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | let metadata = fs::metadata("filetime.rs").unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | `let` cannot be used for global variables [INFO] [stdout] | help: consider using `static` or `const` instead of `let` [INFO] [stdout] | [INFO] [stdout] = note: for a full list of items that can appear in modules, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `runner` (example "filetime") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: expected item, found keyword `let` [INFO] [stdout] --> examples/regex.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | let re = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | `let` cannot be used for global variables [INFO] [stdout] | help: consider using `static` or `const` instead of `let` [INFO] [stdout] | [INFO] [stdout] = note: for a full list of items that can appear in modules, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: macro expansion ignores `{` and any tokens following [INFO] [stdout] --> /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/macros.rs:142:23 [INFO] [stdout] | [INFO] [stdout] ::: examples/json.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / println!("{}", [INFO] [stdout] 5 | | json! ({ [INFO] [stdout] 6 | | "hello": 42, [INFO] [stdout] 7 | | }) [INFO] [stdout] 8 | | ); [INFO] [stdout] | |_- caused by the macro expansion here [INFO] [stdout] | [INFO] [stdout] = note: the usage of `println!` is likely invalid in item context [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `runner` (example "regex") due to 1 previous error [INFO] [stdout] error[E0432]: unresolved import `serde_json` [INFO] [stdout] --> examples/json.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_json::json; [INFO] [stdout] | ^^^^^^^^^^ use of unresolved module or unlinked crate `serde_json` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde_json`, use `cargo add serde_json` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `json` [INFO] [stdout] --> examples/json.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 8 | ); [INFO] [stdout] | ^ consider adding a `main` function to `examples/json.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0601. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `runner` (example "json") due to 3 previous errors [INFO] [stdout] error: macro expansion ignores `{` and any tokens following [INFO] [stdout] --> /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/macros.rs:142:23 [INFO] [stdout] | [INFO] [stdout] ::: examples/hello.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | println!("hello, world!"); [INFO] [stdout] | ------------------------- caused by the macro expansion here [INFO] [stdout] | [INFO] [stdout] = note: the usage of `println!` is likely invalid in item context [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected item, found keyword `let` [INFO] [stdout] --> examples/read.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | let code = fs::read_to_string("read.rs")?; [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | `let` cannot be used for global variables [INFO] [stdout] | help: consider using `static` or `const` instead of `let` [INFO] [stdout] | [INFO] [stdout] = note: for a full list of items that can appear in modules, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `hello` [INFO] [stdout] --> examples/hello.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | println!("hello, world!"); [INFO] [stdout] | ^ consider adding a `main` function to `examples/hello.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `runner` (example "read") due to 1 previous error [INFO] [stderr] error: could not compile `runner` (example "hello") due to 2 previous errors [INFO] [stdout] warning: field `source` is never read [INFO] [stdout] --> src/cargo_lock.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Package { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | pub source: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/cargo_lock.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_CargoLock` [INFO] [stdout] 7 | pub struct CargoLock { [INFO] [stdout] | --------- `CargoLock` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/cargo_lock.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Package` [INFO] [stdout] 12 | pub struct Package { [INFO] [stdout] | ------- `Package` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "66993806de9b45146be679f645827dba1a0e6d706b378f74f350206a868dfa26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66993806de9b45146be679f645827dba1a0e6d706b378f74f350206a868dfa26", kill_on_drop: false }` [INFO] [stdout] 66993806de9b45146be679f645827dba1a0e6d706b378f74f350206a868dfa26