[INFO] fetching crate serde_wxf 0.0.1... [INFO] testing serde_wxf-0.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate serde_wxf 0.0.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate serde_wxf 0.0.1 [INFO] finished tweaking crates.io crate serde_wxf 0.0.1 [INFO] tweaked toml for crates.io crate serde_wxf 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_wxf 0.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding wolfram_wxf v0.5.0 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wolfram_wxf v0.5.0 [INFO] [stderr] Downloaded ndarray v0.13.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9229061c5b5e835b94140c1a60b99aa6bce2c5a221d7bce1a029a96e43b13e1a [INFO] running `Command { std: "docker" "start" "-a" "9229061c5b5e835b94140c1a60b99aa6bce2c5a221d7bce1a029a96e43b13e1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9229061c5b5e835b94140c1a60b99aa6bce2c5a221d7bce1a029a96e43b13e1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9229061c5b5e835b94140c1a60b99aa6bce2c5a221d7bce1a029a96e43b13e1a", kill_on_drop: false }` [INFO] [stdout] 9229061c5b5e835b94140c1a60b99aa6bce2c5a221d7bce1a029a96e43b13e1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f7a573dc66b312cf82ac665f0105660017ebf98c546cdaa0d185c19c683ebaf [INFO] running `Command { std: "docker" "start" "-a" "7f7a573dc66b312cf82ac665f0105660017ebf98c546cdaa0d185c19c683ebaf", kill_on_drop: false }` [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling wolfram_wxf v0.5.0 [INFO] [stderr] Compiling serde_wxf v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.57s [INFO] running `Command { std: "docker" "inspect" "7f7a573dc66b312cf82ac665f0105660017ebf98c546cdaa0d185c19c683ebaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f7a573dc66b312cf82ac665f0105660017ebf98c546cdaa0d185c19c683ebaf", kill_on_drop: false }` [INFO] [stdout] 7f7a573dc66b312cf82ac665f0105660017ebf98c546cdaa0d185c19c683ebaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49ca956b294c640f5bdfaa602047dc3afa4968bf9361bd6f2c6bfb41a3564108 [INFO] running `Command { std: "docker" "start" "-a" "49ca956b294c640f5bdfaa602047dc3afa4968bf9361bd6f2c6bfb41a3564108", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_wxf v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ser/sequence.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | fn end(mut self) -> Result<()> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "49ca956b294c640f5bdfaa602047dc3afa4968bf9361bd6f2c6bfb41a3564108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49ca956b294c640f5bdfaa602047dc3afa4968bf9361bd6f2c6bfb41a3564108", kill_on_drop: false }` [INFO] [stdout] 49ca956b294c640f5bdfaa602047dc3afa4968bf9361bd6f2c6bfb41a3564108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3de914937049be02d87bf93b9e71631b6b7cb1a208f89e73c392b9edcf9bea96 [INFO] running `Command { std: "docker" "start" "-a" "3de914937049be02d87bf93b9e71631b6b7cb1a208f89e73c392b9edcf9bea96", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] [INFO] [stderr] --> src/ser/sequence.rs:35:12 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 35 | fn end(mut self) -> Result<()> { [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ----^^^^ [INFO] [stdout] [INFO] [stderr] | | [INFO] [stdout] [INFO] [stderr] | help: remove this `mut` [INFO] [stdout] running 4 tests [INFO] [stderr] | [INFO] [stdout] test test_list ... ok [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] test main ... ok [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ser/sequence.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | fn end(mut self) -> Result<()> { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ser/sequence.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | fn end(mut self) -> Result<()> { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ser/sequence.rs:85:12 [INFO] [stderr] | [INFO] [stderr] 85 | fn end(mut self) -> Result<()> { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `serde_wxf` (lib) generated 4 warnings (run `cargo fix --lib -p serde_wxf` to apply 4 suggestions) [INFO] [stderr] warning: `serde_wxf` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_wxf-49d32e271e322fcf) [INFO] [stderr] Running tests/main.rs (/opt/rustwide/target/debug/deps/main-c4760c1009a3f88e) [INFO] [stdout] test test_prim ... ok [INFO] [stdout] test test_struct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_wxf [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" "3de914937049be02d87bf93b9e71631b6b7cb1a208f89e73c392b9edcf9bea96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3de914937049be02d87bf93b9e71631b6b7cb1a208f89e73c392b9edcf9bea96", kill_on_drop: false }` [INFO] [stdout] 3de914937049be02d87bf93b9e71631b6b7cb1a208f89e73c392b9edcf9bea96