[INFO] fetching crate csv 1.1.6...
[INFO] building csv-1.1.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate csv 1.1.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate csv 1.1.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csv 1.1.6
[INFO] finished tweaking crates.io crate csv 1.1.6
[INFO] tweaked toml for crates.io crate csv 1.1.6 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate csv 1.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a640abc520245694f1e0c140e3e1a6aa1c74a97dbb277413109953ae1c598bcd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a640abc520245694f1e0c140e3e1a6aa1c74a97dbb277413109953ae1c598bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a640abc520245694f1e0c140e3e1a6aa1c74a97dbb277413109953ae1c598bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a640abc520245694f1e0c140e3e1a6aa1c74a97dbb277413109953ae1c598bcd", kill_on_drop: false }`
[INFO] [stdout] a640abc520245694f1e0c140e3e1a6aa1c74a97dbb277413109953ae1c598bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea7fb675b2aafaef65e52bc74fdeeee59b0c347ebb58a50e58b1a131ed57bdd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eea7fb675b2aafaef65e52bc74fdeeee59b0c347ebb58a50e58b1a131ed57bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.24s
[INFO] running `Command { std: "docker" "inspect" "eea7fb675b2aafaef65e52bc74fdeeee59b0c347ebb58a50e58b1a131ed57bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea7fb675b2aafaef65e52bc74fdeeee59b0c347ebb58a50e58b1a131ed57bdd", kill_on_drop: false }`
[INFO] [stdout] eea7fb675b2aafaef65e52bc74fdeeee59b0c347ebb58a50e58b1a131ed57bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b120f72f62a87d28469afa0006de97f30643d75618df96e699298da0f253ee0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b120f72f62a87d28469afa0006de97f30643d75618df96e699298da0f253ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv v1.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-02.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     city: &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `accent_city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-02.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     accent_city: &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-perf-serde-02.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-02.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     latitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-02.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]   --> examples/tutorial-read-serde-04.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     latitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-read-serde-04.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-read-serde-04.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-read-serde-04.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> examples/tutorial-read-serde-04.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     state: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-01.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `accent_city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-01.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     accent_city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-perf-serde-01.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-01.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     latitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-01.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/deserializer.rs:916:22
[INFO] [stdout]     |
[INFO] [stdout] 916 |         struct Bar {};
[INFO] [stdout]     |                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-01.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     latitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-01.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-01.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-01.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-01.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     state: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-03.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     city: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `accent_city`
[INFO] [stdout]   --> examples/tutorial-perf-serde-03.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     accent_city: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-perf-serde-03.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-03.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     latitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-perf-serde-03.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/cookbook-read-serde.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `region`
[INFO] [stdout]   --> examples/cookbook-read-serde.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     region: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `country`
[INFO] [stdout]   --> examples/cookbook-read-serde.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     country: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/cookbook-read-serde.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `latitude`
[INFO] [stdout]  --> examples/tutorial-read-serde-invalid-02.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     latitude: f64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `longitude`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-02.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     longitude: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-02.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     population: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `city`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-02.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     city: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> examples/tutorial-read-serde-invalid-02.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     state: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.42s
[INFO] running `Command { std: "docker" "inspect" "2b120f72f62a87d28469afa0006de97f30643d75618df96e699298da0f253ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b120f72f62a87d28469afa0006de97f30643d75618df96e699298da0f253ee0", kill_on_drop: false }`
[INFO] [stdout] 2b120f72f62a87d28469afa0006de97f30643d75618df96e699298da0f253ee0