[INFO] fetching crate mmap_json_file 0.1.5... [INFO] checking mmap_json_file-0.1.5 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate mmap_json_file 0.1.5 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate mmap_json_file 0.1.5 [INFO] finished tweaking crates.io crate mmap_json_file 0.1.5 [INFO] tweaked toml for crates.io crate mmap_json_file 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mmap_json_file 0.1.5 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 76 packages to latest compatible versions [INFO] [stderr] Adding crossbeam v0.7.3 (available: v0.8.4) [INFO] [stderr] Adding time v0.2.27 (available: v0.3.41) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d453d8174ad744c608e7a2323810c32313b56834abc39447e2fc92ab6707b7b [INFO] running `Command { std: "docker" "start" "-a" "4d453d8174ad744c608e7a2323810c32313b56834abc39447e2fc92ab6707b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d453d8174ad744c608e7a2323810c32313b56834abc39447e2fc92ab6707b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d453d8174ad744c608e7a2323810c32313b56834abc39447e2fc92ab6707b7b", kill_on_drop: false }` [INFO] [stdout] 4d453d8174ad744c608e7a2323810c32313b56834abc39447e2fc92ab6707b7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a60621377d1895779ca8fdb20616b4e098f3e301945c68c89dcdca73f909e9de [INFO] running `Command { std: "docker" "start" "-a" "a60621377d1895779ca8fdb20616b4e098f3e301945c68c89dcdca73f909e9de", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Compiling const_fn v0.4.11 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking rustc-demangle v0.1.26 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking mmap_json_file v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | while let record = receiver.recv() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reason` [INFO] [stdout] --> src/lib.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | Err(reason) => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lib.rs:419:15 [INFO] [stdout] | [INFO] [stdout] 419 | while let record = receiver.recv() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:414:9 [INFO] [stdout] | [INFO] [stdout] 414 | let mut output = File::create(o.clone()).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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/lib.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_ReturnValues` [INFO] [stdout] 21 | pub enum ReturnValues { [INFO] [stdout] | ------------ `ReturnValues` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (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/lib.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_ReturnValues` [INFO] [stdout] 21 | pub enum ReturnValues { [INFO] [stdout] | ------------ `ReturnValues` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | while let record = receiver.recv() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reason` [INFO] [stdout] --> src/lib.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | Err(reason) => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `while let` pattern [INFO] [stdout] --> src/lib.rs:419:15 [INFO] [stdout] | [INFO] [stdout] 419 | while let record = receiver.recv() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the loop will never exit [INFO] [stdout] = help: consider instead using a `loop { ... }` with a `let` inside it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:414:9 [INFO] [stdout] | [INFO] [stdout] 414 | let mut output = File::create(o.clone()).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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/lib.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_ReturnValues` [INFO] [stdout] 21 | pub enum ReturnValues { [INFO] [stdout] | ------------ `ReturnValues` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (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/lib.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_ReturnValues` [INFO] [stdout] 21 | pub enum ReturnValues { [INFO] [stdout] | ------------ `ReturnValues` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_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 `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filter` [INFO] [stdout] --> tests/main.rs:214:13 [INFO] [stdout] | [INFO] [stdout] 214 | let filter = |record: AirportCodes| -> bool { record.iso_country.unwrap() == "IN" }; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.37s [INFO] running `Command { std: "docker" "inspect" "a60621377d1895779ca8fdb20616b4e098f3e301945c68c89dcdca73f909e9de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a60621377d1895779ca8fdb20616b4e098f3e301945c68c89dcdca73f909e9de", kill_on_drop: false }` [INFO] [stdout] a60621377d1895779ca8fdb20616b4e098f3e301945c68c89dcdca73f909e9de