[INFO] fetching crate r30_rs 0.1.0...
[INFO] testing r30_rs-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate r30_rs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate r30_rs 0.1.0
[INFO] finished tweaking crates.io crate r30_rs 0.1.0
[INFO] tweaked toml for crates.io crate r30_rs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r30_rs 0.1.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate r30_rs 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e3c7281101404d5330149268e18a2bb3fe036b07968090b958123d86c21a2ce
[INFO] running `Command { std: "docker" "start" "-a" "5e3c7281101404d5330149268e18a2bb3fe036b07968090b958123d86c21a2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3c7281101404d5330149268e18a2bb3fe036b07968090b958123d86c21a2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3c7281101404d5330149268e18a2bb3fe036b07968090b958123d86c21a2ce", kill_on_drop: false }`
[INFO] [stdout] 5e3c7281101404d5330149268e18a2bb3fe036b07968090b958123d86c21a2ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfbadd59d27d1ed0fb03e0f80e4b4c7170d9a0a68052e43a00ef2d43138a9233
[INFO] running `Command { std: "docker" "start" "-a" "cfbadd59d27d1ed0fb03e0f80e4b4c7170d9a0a68052e43a00ef2d43138a9233", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling r30_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/r30.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &T {
[INFO] [stdout]     |                                --                --            ^^ the same lifetime is elided here
[INFO] [stdout]     |                                |                 |
[INFO] [stdout]     |                                |                 the lifetime is named here
[INFO] [stdout]     |                                the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &'a T {
[INFO] [stdout]     |                                                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "cfbadd59d27d1ed0fb03e0f80e4b4c7170d9a0a68052e43a00ef2d43138a9233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbadd59d27d1ed0fb03e0f80e4b4c7170d9a0a68052e43a00ef2d43138a9233", kill_on_drop: false }`
[INFO] [stdout] cfbadd59d27d1ed0fb03e0f80e4b4c7170d9a0a68052e43a00ef2d43138a9233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f283f96f752d30b5011aac3807e35b4fb853dd8ab19328865839e672c509068e
[INFO] running `Command { std: "docker" "start" "-a" "f283f96f752d30b5011aac3807e35b4fb853dd8ab19328865839e672c509068e", kill_on_drop: false }`
[INFO] [stderr]    Compiling r30_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/r30.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &T {
[INFO] [stdout]     |                                --                --            ^^ the same lifetime is elided here
[INFO] [stdout]     |                                |                 |
[INFO] [stdout]     |                                |                 the lifetime is named here
[INFO] [stdout]     |                                the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &'a T {
[INFO] [stdout]     |                                                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/r30.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &T {
[INFO] [stdout]     |                                --                --            ^^ the same lifetime is elided here
[INFO] [stdout]     |                                |                 |
[INFO] [stdout]     |                                |                 the lifetime is named here
[INFO] [stdout]     |                                the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &'a T {
[INFO] [stdout]     |                                                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `a` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:60:15
[INFO] [stdout]    |
[INFO] [stdout] 60 |         const a: u64 = 1;
[INFO] [stdout]    |               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 60 -         const a: u64 = 1;
[INFO] [stdout] 60 +         const A: u64 = 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `b` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:61:15
[INFO] [stdout]    |
[INFO] [stdout] 61 |         const b: u64 = 100;
[INFO] [stdout]    |               ^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 61 -         const b: u64 = 100;
[INFO] [stdout] 61 +         const B: u64 = 100;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "f283f96f752d30b5011aac3807e35b4fb853dd8ab19328865839e672c509068e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f283f96f752d30b5011aac3807e35b4fb853dd8ab19328865839e672c509068e", kill_on_drop: false }`
[INFO] [stdout] f283f96f752d30b5011aac3807e35b4fb853dd8ab19328865839e672c509068e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f3dead9c040c7f97e4f581e8c78cccbd29f829bb8b678f2ecebf0226596fe42
[INFO] running `Command { std: "docker" "start" "-a" "2f3dead9c040c7f97e4f581e8c78cccbd29f829bb8b678f2ecebf0226596fe42", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/r30.rs:131:64
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &T {
[INFO] [stderr]     |                                --                --            ^^ the same lifetime is elided here
[INFO] [stderr]     |                                |                 |
[INFO] [stderr]     |                                |                 the lifetime is named here
[INFO] [stderr]     |                                the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn rand_choice<'a, T>(&'a mut self, xs: &'a Vec<T>) -> &'a T {
[INFO] [stderr]     |                                                                 ++
[INFO] [stderr] 
[INFO] [stderr] warning: `r30_rs` (lib) generated 1 warning (run `cargo fix --lib -p r30_rs` to apply 1 suggestion)
[INFO] [stderr] warning: constant `a` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:60:15
[INFO] [stderr]    |
[INFO] [stderr] 60 |         const a: u64 = 1;
[INFO] [stderr]    |               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 60 -         const a: u64 = 1;
[INFO] [stderr] 60 +         const A: u64 = 1;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: constant `b` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:61:15
[INFO] [stderr]    |
[INFO] [stderr] 61 |         const b: u64 = 100;
[INFO] [stderr]    |               ^
[INFO] [stderr]    |
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 61 -         const b: u64 = 100;
[INFO] [stderr] 61 +         const B: u64 = 100;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `r30_rs` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p r30_rs --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/r30_rs-09787050ede67005)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_automata_behavior ... ok
[INFO] [stdout] test tests::monobit_freq ... ok
[INFO] [stdout] test tests::test_u64_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.39s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/r30_rs-8c00441dfa2611a3)
[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]    Doc-tests r30_rs
[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" "2f3dead9c040c7f97e4f581e8c78cccbd29f829bb8b678f2ecebf0226596fe42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3dead9c040c7f97e4f581e8c78cccbd29f829bb8b678f2ecebf0226596fe42", kill_on_drop: false }`
[INFO] [stdout] 2f3dead9c040c7f97e4f581e8c78cccbd29f829bb8b678f2ecebf0226596fe42
