[INFO] fetching crate rcsv 0.1.0...
[INFO] testing rcsv-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate rcsv 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rcsv 0.1.0
[INFO] finished tweaking crates.io crate rcsv 0.1.0
[INFO] tweaked toml for crates.io crate rcsv 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcsv 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rcsv 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2605dd3184b0230e99fb7131e8f9c902ae5683dc1272142a6727636665c7f33
[INFO] running `Command { std: "docker" "start" "-a" "b2605dd3184b0230e99fb7131e8f9c902ae5683dc1272142a6727636665c7f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2605dd3184b0230e99fb7131e8f9c902ae5683dc1272142a6727636665c7f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2605dd3184b0230e99fb7131e8f9c902ae5683dc1272142a6727636665c7f33", kill_on_drop: false }`
[INFO] [stdout] b2605dd3184b0230e99fb7131e8f9c902ae5683dc1272142a6727636665c7f33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b427c4f22ea1761af61ddb1ee92ab4d534c402b29bcde2cdb71dec61a6df7953
[INFO] running `Command { std: "docker" "start" "-a" "b427c4f22ea1761af61ddb1ee92ab4d534c402b29bcde2cdb71dec61a6df7953", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling rcsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `putback` is never used
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn putback(&mut 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: field `file` is never read
[INFO] [stdout]  --> src/mmap/file_mapper.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct FileMapper {
[INFO] [stdout]   |                ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |         file: File,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "b427c4f22ea1761af61ddb1ee92ab4d534c402b29bcde2cdb71dec61a6df7953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b427c4f22ea1761af61ddb1ee92ab4d534c402b29bcde2cdb71dec61a6df7953", kill_on_drop: false }`
[INFO] [stdout] b427c4f22ea1761af61ddb1ee92ab4d534c402b29bcde2cdb71dec61a6df7953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b34f501486eb3ac50d15472c23b0161cac36acd9cbf2e3a33a65533adcf9889
[INFO] running `Command { std: "docker" "start" "-a" "0b34f501486eb3ac50d15472c23b0161cac36acd9cbf2e3a33a65533adcf9889", kill_on_drop: false }`
[INFO] [stdout] warning: method `putback` is never used
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn putback(&mut 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: field `file` is never read
[INFO] [stdout]  --> src/mmap/file_mapper.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct FileMapper {
[INFO] [stdout]   |                ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |         file: File,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rcsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `putback` is never used
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn putback(&mut 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: field `file` is never read
[INFO] [stdout]  --> src/mmap/file_mapper.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct FileMapper {
[INFO] [stdout]   |                ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |         file: File,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "0b34f501486eb3ac50d15472c23b0161cac36acd9cbf2e3a33a65533adcf9889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b34f501486eb3ac50d15472c23b0161cac36acd9cbf2e3a33a65533adcf9889", kill_on_drop: false }`
[INFO] [stdout] 0b34f501486eb3ac50d15472c23b0161cac36acd9cbf2e3a33a65533adcf9889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 512cb6faa883e25c39ee8b3603253a357d8d8c235d0cd1ef33b5bbb19fd0f2f4
[INFO] running `Command { std: "docker" "start" "-a" "512cb6faa883e25c39ee8b3603253a357d8d8c235d0cd1ef33b5bbb19fd0f2f4", kill_on_drop: false }`
[INFO] [stderr] warning: method `putback` is never used
[INFO] [stderr]   --> src/lib.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Parser {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 47 |     fn putback(&mut self) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `file` is never read
[INFO] [stderr]  --> src/mmap/file_mapper.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub struct FileMapper {
[INFO] [stderr]   |                ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 9 |         file: File,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rcsv` (lib) generated 2 warnings
[INFO] [stderr] warning: `rcsv` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcsv-610f3e935cfb8fd6)
[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/mod.rs (/opt/rustwide/target/debug/deps/mod-a7ef44523defab19)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_basic_escape ... ok
[INFO] [stdout] test test_empty_line ... ok
[INFO] [stdout] test test_memory_map_reader ... ok
[INFO] [stdout] test test_record ... ok
[INFO] [stdout] test test_space ... ok
[INFO] [stdout] test test_uneven ... ok
[INFO] [stderr]    Doc-tests rcsv
[INFO] [stdout] test test_parse_number ... ok
[INFO] [stdout] test test_line_feed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - parse_number (line 244) ... ok
[INFO] [stdout] test src/mmap/file_mapper.rs - mmap::file_mapper::unix_map::FileMapper::new (line 18) ... ok
[INFO] [stdout] test src/lib.rs - Parser::parse (line 187) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "512cb6faa883e25c39ee8b3603253a357d8d8c235d0cd1ef33b5bbb19fd0f2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512cb6faa883e25c39ee8b3603253a357d8d8c235d0cd1ef33b5bbb19fd0f2f4", kill_on_drop: false }`
[INFO] [stdout] 512cb6faa883e25c39ee8b3603253a357d8d8c235d0cd1ef33b5bbb19fd0f2f4