[INFO] cloning repository https://github.com/city028/bip39
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/city028/bip39" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcity028%2Fbip39", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcity028%2Fbip39'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e2e8e4410b5ab69d28a721a4a49df03aca16458
[INFO] building city028/bip39 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcity028%2Fbip39" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/city028/bip39 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/city028/bip39
[INFO] finished tweaking git repo https://github.com/city028/bip39
[INFO] tweaked toml for git repo https://github.com/city028/bip39 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/city028/bip39 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f4d108921ed97357d0676126f10e17b10becbe73b0afbba050aeb219e4eeb8
[INFO] running `Command { std: "docker" "start" "-a" "a1f4d108921ed97357d0676126f10e17b10becbe73b0afbba050aeb219e4eeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f4d108921ed97357d0676126f10e17b10becbe73b0afbba050aeb219e4eeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f4d108921ed97357d0676126f10e17b10becbe73b0afbba050aeb219e4eeb8", kill_on_drop: false }`
[INFO] [stdout] a1f4d108921ed97357d0676126f10e17b10becbe73b0afbba050aeb219e4eeb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82002da860da9cd5e60d6a1c681a4d42f182f79659d5c50324ff68799fe26e91
[INFO] running `Command { std: "docker" "start" "-a" "82002da860da9cd5e60d6a1c681a4d42f182f79659d5c50324ff68799fe26e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling bip39 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `bytecntfl` is never read
[INFO] [stdout]    --> src/main.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut bytecntfl = 0 as f32;
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `seedval` is never read
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let mut seedval:u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `seedval` is never read
[INFO] [stdout]    --> src/main.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             seedval = 0;                            //reset seedval to 0 just to make sure
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "82002da860da9cd5e60d6a1c681a4d42f182f79659d5c50324ff68799fe26e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82002da860da9cd5e60d6a1c681a4d42f182f79659d5c50324ff68799fe26e91", kill_on_drop: false }`
[INFO] [stdout] 82002da860da9cd5e60d6a1c681a4d42f182f79659d5c50324ff68799fe26e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8996ca433fa203c0f9178549e15582b463f6f0aaf7599b1424b437fa04ad7d7b
[INFO] running `Command { std: "docker" "start" "-a" "8996ca433fa203c0f9178549e15582b463f6f0aaf7599b1424b437fa04ad7d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bip39 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `bytecntfl` is never read
[INFO] [stdout]    --> src/main.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut bytecntfl = 0 as f32;
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `seedval` is never read
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let mut seedval:u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `seedval` is never read
[INFO] [stdout]    --> src/main.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             seedval = 0;                            //reset seedval to 0 just to make sure
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "8996ca433fa203c0f9178549e15582b463f6f0aaf7599b1424b437fa04ad7d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8996ca433fa203c0f9178549e15582b463f6f0aaf7599b1424b437fa04ad7d7b", kill_on_drop: false }`
[INFO] [stdout] 8996ca433fa203c0f9178549e15582b463f6f0aaf7599b1424b437fa04ad7d7b