[INFO] cloning repository https://github.com/Lambda-Logan/creature_feature
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lambda-Logan/creature_feature" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLambda-Logan%2Fcreature_feature", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLambda-Logan%2Fcreature_feature'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5c1b948aafa158657ab35d967dea31cb900aab5
[INFO] checking Lambda-Logan/creature_feature/e5c1b948aafa158657ab35d967dea31cb900aab5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLambda-Logan%2Fcreature_feature" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lambda-Logan/creature_feature on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lambda-Logan/creature_feature
[INFO] finished tweaking git repo https://github.com/Lambda-Logan/creature_feature
[INFO] tweaked toml for git repo https://github.com/Lambda-Logan/creature_feature written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding hash32 v0.2.1 (available: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82410ed5a75a33e7aec07af791edabf53e6054c290e1968c3604b88186e82362
[INFO] running `Command { std: "docker" "start" "-a" "82410ed5a75a33e7aec07af791edabf53e6054c290e1968c3604b88186e82362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82410ed5a75a33e7aec07af791edabf53e6054c290e1968c3604b88186e82362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82410ed5a75a33e7aec07af791edabf53e6054c290e1968c3604b88186e82362", kill_on_drop: false }`
[INFO] [stdout] 82410ed5a75a33e7aec07af791edabf53e6054c290e1968c3604b88186e82362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83264ce46b952e99dc96439745f2d2348141e8b4828805965995339dcd1905ec
[INFO] running `Command { std: "docker" "start" "-a" "83264ce46b952e99dc96439745f2d2348141e8b4828805965995339dcd1905ec", kill_on_drop: false }`
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking creature_feature v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: const parameter `N_Hashes` should have an upper case name
[INFO] [stdout]    --> src/accum_ftzr.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | impl<Token: Hash, const N_Hashes: usize> Accumulates<Token> for [HashedAs<u32>; N_Hashes] {
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to upper case: `N_HASHES`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: const parameter `N_Hashes` should have an upper case name
[INFO] [stdout]    --> src/accum_ftzr.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | impl<Token: Hash, const N_Hashes: usize> Accumulates<Token> for [HashedAs<u32>; N_Hashes] {
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to upper case: `N_HASHES`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: const parameter `N_Hashes` should have an upper case name
[INFO] [stdout]    --> src/accum_ftzr.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | impl<Token: Hash, const N_Hashes: usize> Accumulates<Token> for [HashedAs<u32>; N_Hashes] {
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to upper case: `N_HASHES`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: const parameter `N_Hashes` should have an upper case name
[INFO] [stdout]    --> src/accum_ftzr.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | impl<Token: Hash, const N_Hashes: usize> Accumulates<Token> for [HashedAs<u32>; N_Hashes] {
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to upper case: `N_HASHES`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "83264ce46b952e99dc96439745f2d2348141e8b4828805965995339dcd1905ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83264ce46b952e99dc96439745f2d2348141e8b4828805965995339dcd1905ec", kill_on_drop: false }`
[INFO] [stdout] 83264ce46b952e99dc96439745f2d2348141e8b4828805965995339dcd1905ec