[INFO] cloning repository https://github.com/lopeetall/ecgfp5-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopeetall/ecgfp5-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Fecgfp5-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Fecgfp5-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 839b896308e1a57cfd30eb6491d16c6097860c72
[INFO] building lopeetall/ecgfp5-playground 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%2Flopeetall%2Fecgfp5-playground" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lopeetall/ecgfp5-playground 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/lopeetall/ecgfp5-playground
[INFO] finished tweaking git repo https://github.com/lopeetall/ecgfp5-playground
[INFO] tweaked toml for git repo https://github.com/lopeetall/ecgfp5-playground written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lopeetall/ecgfp5-playground 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] [stderr]     Updating git repository `https://github.com/lopeetall/ecgfp5`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 09e9fcf4af3ef9601d976ba054057474463ed85ed2d4ff5cf4b36ab3d7818497
[INFO] running `Command { std: "docker" "start" "-a" "09e9fcf4af3ef9601d976ba054057474463ed85ed2d4ff5cf4b36ab3d7818497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e9fcf4af3ef9601d976ba054057474463ed85ed2d4ff5cf4b36ab3d7818497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e9fcf4af3ef9601d976ba054057474463ed85ed2d4ff5cf4b36ab3d7818497", kill_on_drop: false }`
[INFO] [stdout] 09e9fcf4af3ef9601d976ba054057474463ed85ed2d4ff5cf4b36ab3d7818497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5d552d85065d49834904207823c159a9eceba52a7bb55bed54f9ec6b87c2bbf9
[INFO] running `Command { std: "docker" "start" "-a" "5d552d85065d49834904207823c159a9eceba52a7bb55bed54f9ec6b87c2bbf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ecgfp5 v0.1.0 (https://github.com/lopeetall/ecgfp5#025817f7)
[INFO] [stderr]    Compiling getrandom v0.2.12
[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 ecgfp5-playgroud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         _ => unreachable!(),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         true => (x1, gx1.sqrt().0),
[INFO] [stdout]    |         ---- matches some of the same values
[INFO] [stdout] 48 |         false => (x2, gx2.sqrt().0),
[INFO] [stdout]    |         ----- matches some of the same values
[INFO] [stdout] 49 |         _ => unreachable!(),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `A`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let A: GFp5 = GFp5::from_u64(2, 0, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_A`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `B`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let B: GFp5 = GFp5::from_u64(0, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_B`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let A: GFp5 = GFp5::from_u64(2, 0, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let B: GFp5 = GFp5::from_u64(0, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let A_sw: GFp5 = GFp5::from_u64(6148914689804861439, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `a_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let B_sw: GFp5 = GFp5::from_u64(15713893096167979237, 6148914689804861265, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `b_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Z_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let Z_sw: GFp5 = GFp5::from_u64(GFp::MOD-4, GFp::MOD-1, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `z_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "5d552d85065d49834904207823c159a9eceba52a7bb55bed54f9ec6b87c2bbf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d552d85065d49834904207823c159a9eceba52a7bb55bed54f9ec6b87c2bbf9", kill_on_drop: false }`
[INFO] [stdout] 5d552d85065d49834904207823c159a9eceba52a7bb55bed54f9ec6b87c2bbf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12ccc04b313b96374b9ab49976f149f311fec03412b974718b7b70646cc1aa9a
[INFO] running `Command { std: "docker" "start" "-a" "12ccc04b313b96374b9ab49976f149f311fec03412b974718b7b70646cc1aa9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecgfp5-playgroud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         _ => unreachable!(),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         true => (x1, gx1.sqrt().0),
[INFO] [stdout]    |         ---- matches some of the same values
[INFO] [stdout] 48 |         false => (x2, gx2.sqrt().0),
[INFO] [stdout]    |         ----- matches some of the same values
[INFO] [stdout] 49 |         _ => unreachable!(),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `A`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let A: GFp5 = GFp5::from_u64(2, 0, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_A`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `B`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let B: GFp5 = GFp5::from_u64(0, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_B`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let A: GFp5 = GFp5::from_u64(2, 0, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let B: GFp5 = GFp5::from_u64(0, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let A_sw: GFp5 = GFp5::from_u64(6148914689804861439, 263, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `a_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let B_sw: GFp5 = GFp5::from_u64(15713893096167979237, 6148914689804861265, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `b_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Z_sw` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let Z_sw: GFp5 = GFp5::from_u64(GFp::MOD-4, GFp::MOD-1, 0, 0, 0).0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `z_sw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "12ccc04b313b96374b9ab49976f149f311fec03412b974718b7b70646cc1aa9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ccc04b313b96374b9ab49976f149f311fec03412b974718b7b70646cc1aa9a", kill_on_drop: false }`
[INFO] [stdout] 12ccc04b313b96374b9ab49976f149f311fec03412b974718b7b70646cc1aa9a