[INFO] fetching crate wrenlet 0.1.1... [INFO] testing wrenlet-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate wrenlet 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate wrenlet 0.1.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate wrenlet 0.1.1 [INFO] tweaked toml for crates.io crate wrenlet 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wrenlet 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate wrenlet 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded variadics_please v1.1.0 [INFO] [stderr] Downloaded error_set v0.9.0 [INFO] [stderr] Downloaded wrenlet-sys v0.1.0 [INFO] [stderr] Downloaded error_set_impl v0.9.0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 380ad9e291f061d052c7459525740a03d0733197f4b953c77a2fb93ada9c73b0 [INFO] running `Command { std: "docker" "start" "-a" "380ad9e291f061d052c7459525740a03d0733197f4b953c77a2fb93ada9c73b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "380ad9e291f061d052c7459525740a03d0733197f4b953c77a2fb93ada9c73b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "380ad9e291f061d052c7459525740a03d0733197f4b953c77a2fb93ada9c73b0", kill_on_drop: false }` [INFO] [stdout] 380ad9e291f061d052c7459525740a03d0733197f4b953c77a2fb93ada9c73b0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6850150af7dcda9b76fa8ff084dc36e1e0878f2cfaff9dbe61f1778f0693616c [INFO] running `Command { std: "docker" "start" "-a" "6850150af7dcda9b76fa8ff084dc36e1e0878f2cfaff9dbe61f1778f0693616c", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling wrenlet-sys v0.1.0 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling variadics_please v1.1.0 [INFO] [stderr] Compiling error_set_impl v0.9.0 [INFO] [stderr] Compiling error_set v0.9.0 [INFO] [stderr] Compiling wrenlet v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/foreign.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 10 | impl ForeignVTable { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 11 | const fn new() -> &'static Self [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FakeForeign` is never constructed [INFO] [stdout] --> src/foreign.rs:38:19 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) struct FakeForeign; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:31:27 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct ValueHandle(pub(crate) RcHandle); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:47:26 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct CallHandle(pub(crate) RcHandle); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s [INFO] running `Command { std: "docker" "inspect" "6850150af7dcda9b76fa8ff084dc36e1e0878f2cfaff9dbe61f1778f0693616c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6850150af7dcda9b76fa8ff084dc36e1e0878f2cfaff9dbe61f1778f0693616c", kill_on_drop: false }` [INFO] [stdout] 6850150af7dcda9b76fa8ff084dc36e1e0878f2cfaff9dbe61f1778f0693616c [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 281abb1132b5c57796bd4c73e823a0b3423bd916c67260e843bd694cfa0f7145 [INFO] running `Command { std: "docker" "start" "-a" "281abb1132b5c57796bd4c73e823a0b3423bd916c67260e843bd694cfa0f7145", kill_on_drop: false }` [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/foreign.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 10 | impl ForeignVTable { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 11 | const fn new() -> &'static Self [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FakeForeign` is never constructed [INFO] [stdout] --> src/foreign.rs:38:19 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) struct FakeForeign; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:31:27 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct ValueHandle(pub(crate) RcHandle); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:47:26 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct CallHandle(pub(crate) RcHandle); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wrenlet v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/foreign.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 10 | impl ForeignVTable { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 11 | const fn new() -> &'static Self [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FakeForeign` is never constructed [INFO] [stdout] --> src/foreign.rs:38:19 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) struct FakeForeign; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:31:27 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct ValueHandle(pub(crate) RcHandle); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/handle.rs:47:26 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct CallHandle(pub(crate) RcHandle); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "281abb1132b5c57796bd4c73e823a0b3423bd916c67260e843bd694cfa0f7145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "281abb1132b5c57796bd4c73e823a0b3423bd916c67260e843bd694cfa0f7145", kill_on_drop: false }` [INFO] [stdout] 281abb1132b5c57796bd4c73e823a0b3423bd916c67260e843bd694cfa0f7145 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4958cf904c2f95b39ea484883fae899df5e1fbd9b6afa831dd64b51d4c422faf [INFO] running `Command { std: "docker" "start" "-a" "4958cf904c2f95b39ea484883fae899df5e1fbd9b6afa831dd64b51d4c422faf", kill_on_drop: false }` [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/foreign.rs:11:14 [INFO] [stderr] | [INFO] [stderr] 10 | impl ForeignVTable { [INFO] [stderr] | ------------------ associated function in this implementation [INFO] [stderr] 11 | const fn new() -> &'static Self [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `FakeForeign` is never constructed [INFO] [stderr] --> src/foreign.rs:38:19 [INFO] [stderr] | [INFO] [stderr] 38 | pub(crate) struct FakeForeign; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/handle.rs:31:27 [INFO] [stderr] | [INFO] [stderr] 31 | pub struct ValueHandle(pub(crate) RcHandle); [INFO] [stderr] | ----------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/handle.rs:47:26 [INFO] [stderr] | [INFO] [stderr] 47 | pub struct CallHandle(pub(crate) RcHandle); [INFO] [stderr] | ---------- ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] [INFO] [stderr] warning: `wrenlet` (lib) generated 4 warnings [INFO] [stderr] warning: `wrenlet` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wrenlet-7c71240a518711e0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wrenlet-14c2968315902434) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-b6dd8f6c5af48a1b) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test get_immutable_variable ... ok [INFO] [stdout] test basic_creation ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests wrenlet [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4958cf904c2f95b39ea484883fae899df5e1fbd9b6afa831dd64b51d4c422faf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4958cf904c2f95b39ea484883fae899df5e1fbd9b6afa831dd64b51d4c422faf", kill_on_drop: false }` [INFO] [stdout] 4958cf904c2f95b39ea484883fae899df5e1fbd9b6afa831dd64b51d4c422faf