[INFO] fetching crate ferristype 1.0.2...
[INFO] testing ferristype-1.0.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ferristype 1.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ferristype 1.0.2
[INFO] finished tweaking crates.io crate ferristype 1.0.2
[INFO] tweaked toml for crates.io crate ferristype 1.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferristype 1.0.2 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 ferristype 1.0.2 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f891b0663aadc72c7e39484da51b2c2ab38b0d54d56eaf96593a292387bcfd79
[INFO] running `Command { std: "docker" "start" "-a" "f891b0663aadc72c7e39484da51b2c2ab38b0d54d56eaf96593a292387bcfd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f891b0663aadc72c7e39484da51b2c2ab38b0d54d56eaf96593a292387bcfd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f891b0663aadc72c7e39484da51b2c2ab38b0d54d56eaf96593a292387bcfd79", kill_on_drop: false }`
[INFO] [stdout] f891b0663aadc72c7e39484da51b2c2ab38b0d54d56eaf96593a292387bcfd79
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b295d053ee1e7605dc97a91ae9f34926e7d290da216219d41cd1da6203cfe2d
[INFO] running `Command { std: "docker" "start" "-a" "9b295d053ee1e7605dc97a91ae9f34926e7d290da216219d41cd1da6203cfe2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling termion v2.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling ferristype v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rust-embed-utils v7.8.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]    Compiling rust-embed v6.8.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stdout] warning: field `word_list` is never read
[INFO] [stdout]  --> src/stats/timer.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Timer {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub word_list: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Timer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.55s
[INFO] running `Command { std: "docker" "inspect" "9b295d053ee1e7605dc97a91ae9f34926e7d290da216219d41cd1da6203cfe2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b295d053ee1e7605dc97a91ae9f34926e7d290da216219d41cd1da6203cfe2d", kill_on_drop: false }`
[INFO] [stdout] 9b295d053ee1e7605dc97a91ae9f34926e7d290da216219d41cd1da6203cfe2d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af9caa1e2da18a6c7cd8318ccd89a788cd599d875f7dac679abfdf16e335a61
[INFO] running `Command { std: "docker" "start" "-a" "2af9caa1e2da18a6c7cd8318ccd89a788cd599d875f7dac679abfdf16e335a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferristype v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `word_list` is never read
[INFO] [stdout]  --> src/stats/timer.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Timer {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub word_list: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Timer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_list` is never read
[INFO] [stdout]  --> src/stats/timer.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Timer {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub word_list: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Timer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "2af9caa1e2da18a6c7cd8318ccd89a788cd599d875f7dac679abfdf16e335a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af9caa1e2da18a6c7cd8318ccd89a788cd599d875f7dac679abfdf16e335a61", kill_on_drop: false }`
[INFO] [stdout] 2af9caa1e2da18a6c7cd8318ccd89a788cd599d875f7dac679abfdf16e335a61
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13d76033fca94f8680aa8d2daa9b7207db6cb09b43804efa11eb507841a64446
[INFO] running `Command { std: "docker" "start" "-a" "13d76033fca94f8680aa8d2daa9b7207db6cb09b43804efa11eb507841a64446", kill_on_drop: false }`
[INFO] [stderr] warning: field `word_list` is never read
[INFO] [stderr]  --> src/stats/timer.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Timer {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 8 |     pub word_list: Vec<String>,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Timer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ferristype` (lib) generated 1 warning
[INFO] [stderr] warning: `ferristype` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ferristype-3827db7df0dcbc5e)
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ferristype-8bcc8acbf1f9378f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferristype
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "13d76033fca94f8680aa8d2daa9b7207db6cb09b43804efa11eb507841a64446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d76033fca94f8680aa8d2daa9b7207db6cb09b43804efa11eb507841a64446", kill_on_drop: false }`
[INFO] [stdout] 13d76033fca94f8680aa8d2daa9b7207db6cb09b43804efa11eb507841a64446
