[INFO] fetching crate randical 1.6.18033...
[INFO] testing randical-1.6.18033 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate randical 1.6.18033 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate randical 1.6.18033
[INFO] finished tweaking crates.io crate randical 1.6.18033
[INFO] tweaked toml for crates.io crate randical 1.6.18033 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate randical 1.6.18033 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate randical 1.6.18033 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61fa8d526e767b26db9ca6b5cb3a7f4724acd99ca61e301f34bd757793905f76
[INFO] running `Command { std: "docker" "start" "-a" "61fa8d526e767b26db9ca6b5cb3a7f4724acd99ca61e301f34bd757793905f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61fa8d526e767b26db9ca6b5cb3a7f4724acd99ca61e301f34bd757793905f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fa8d526e767b26db9ca6b5cb3a7f4724acd99ca61e301f34bd757793905f76", kill_on_drop: false }`
[INFO] [stdout] 61fa8d526e767b26db9ca6b5cb3a7f4724acd99ca61e301f34bd757793905f76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e9dae2d02b2aeaf58f4163bb41d3a61ba3ebe22bf8fc4a92f45c481c1211824
[INFO] running `Command { std: "docker" "start" "-a" "6e9dae2d02b2aeaf58f4163bb41d3a61ba3ebe22bf8fc4a92f45c481c1211824", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling base-encode v0.3.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling svix-ksuid v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling randical v1.6.18033 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:103:51
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stdout]     |                                                   ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stdout] 103 + fn get_generator<'a>(args: &'a ArgMatches) -> Box<dyn FnMut() + 'a > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "6e9dae2d02b2aeaf58f4163bb41d3a61ba3ebe22bf8fc4a92f45c481c1211824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9dae2d02b2aeaf58f4163bb41d3a61ba3ebe22bf8fc4a92f45c481c1211824", kill_on_drop: false }`
[INFO] [stdout] 6e9dae2d02b2aeaf58f4163bb41d3a61ba3ebe22bf8fc4a92f45c481c1211824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 389a96325f2e8bd2e35ecb195315e1b24ea4faed5475e5b51db58b426195e2f2
[INFO] running `Command { std: "docker" "start" "-a" "389a96325f2e8bd2e35ecb195315e1b24ea4faed5475e5b51db58b426195e2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling randical v1.6.18033 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:103:51
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stdout]     |                                                   ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stdout] 103 + fn get_generator<'a>(args: &'a ArgMatches) -> Box<dyn FnMut() + 'a > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "389a96325f2e8bd2e35ecb195315e1b24ea4faed5475e5b51db58b426195e2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389a96325f2e8bd2e35ecb195315e1b24ea4faed5475e5b51db58b426195e2f2", kill_on_drop: false }`
[INFO] [stdout] 389a96325f2e8bd2e35ecb195315e1b24ea4faed5475e5b51db58b426195e2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a02f1795086c50bc54acf2eb6895e2ba10cafbc919813b8df1e19caaa9788e3b
[INFO] running `Command { std: "docker" "start" "-a" "a02f1795086c50bc54acf2eb6895e2ba10cafbc919813b8df1e19caaa9788e3b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/main.rs:103:51
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stderr]     |                                                   ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 103 - fn get_generator<'a>(args: &'a ArgMatches) -> Box<(dyn FnMut() + 'a)> {
[INFO] [stderr] 103 + fn get_generator<'a>(args: &'a ArgMatches) -> Box<dyn FnMut() + 'a > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `randical` (bin "randical" test) generated 1 warning (run `cargo fix --bin "randical" -p randical --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/randical-b02667efdb506e32)
[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" "a02f1795086c50bc54acf2eb6895e2ba10cafbc919813b8df1e19caaa9788e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02f1795086c50bc54acf2eb6895e2ba10cafbc919813b8df1e19caaa9788e3b", kill_on_drop: false }`
[INFO] [stdout] a02f1795086c50bc54acf2eb6895e2ba10cafbc919813b8df1e19caaa9788e3b