[INFO] cloning repository https://github.com/adambudziak/rust_mcl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adambudziak/rust_mcl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambudziak%2Frust_mcl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambudziak%2Frust_mcl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5584207cae733cf56438e4d2c43ebade084ac50c
[INFO] checking adambudziak/rust_mcl against master#1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambudziak%2Frust_mcl" "/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/adambudziak/rust_mcl on toolchain 1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adambudziak/rust_mcl
[INFO] finished tweaking git repo https://github.com/adambudziak/rust_mcl
[INFO] tweaked toml for git repo https://github.com/adambudziak/rust_mcl written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/adambudziak/rust_mcl 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" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking adambudziak/rust_mcl against try#a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambudziak%2Frust_mcl" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adambudziak/rust_mcl on toolchain a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adambudziak/rust_mcl
[INFO] finished tweaking git repo https://github.com/adambudziak/rust_mcl
[INFO] tweaked toml for git repo https://github.com/adambudziak/rust_mcl written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adambudziak/rust_mcl 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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bef92b44273220373daa17274fa0bfa51c929612b13f44a2d8d881c4d2271bf5
[INFO] running `Command { std: "docker" "start" "-a" "bef92b44273220373daa17274fa0bfa51c929612b13f44a2d8d881c4d2271bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bef92b44273220373daa17274fa0bfa51c929612b13f44a2d8d881c4d2271bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef92b44273220373daa17274fa0bfa51c929612b13f44a2d8d881c4d2271bf5", kill_on_drop: false }`
[INFO] [stdout] bef92b44273220373daa17274fa0bfa51c929612b13f44a2d8d881c4d2271bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6559cde16e91b9283373b62d2517bd16857f4accf2c96db2d369eae3bd820f56
[INFO] running `Command { std: "docker" "start" "-a" "6559cde16e91b9283373b62d2517bd16857f4accf2c96db2d369eae3bd820f56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking mcl_derive v0.5.0-alpha (/opt/rustwide/workdir/mcl_derive)
[INFO] [stderr]     Checking mcl v0.5.0-alpha (/opt/rustwide/workdir/mcl)
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]    --> mcl/src/bn.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let P = G1::hash_and_map(b"abc").unwrap();
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]    --> mcl/src/bn.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let Q = G2::hash_and_map(b"abc").unwrap();
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `aQ` should have a snake case name
[INFO] [stdout]    --> mcl/src/bn.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |             let aQ = Q * &a;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `a_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bP` should have a snake case name
[INFO] [stdout]    --> mcl/src/bn.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let bP = P * &b;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `b_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]  --> mcl/examples/schnorr_pairing.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let g = G1::hash_and_map(b"something").unwrap();
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> mcl/examples/schnorr_pairing.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let A = &g2 * &a;
[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 `X` should have a snake case name
[INFO] [stdout]   --> mcl/examples/schnorr_pairing.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let X = &g2 * &x;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `U` should have a snake case name
[INFO] [stdout]   --> mcl/examples/schnorr_pairing.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut U = X.get_str(Base::Dec);
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `U` should have a snake case name
[INFO] [stdout]   --> mcl/examples/schnorr_pairing.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let U = G1::hash_and_map(U.as_bytes()).unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]   --> mcl/examples/schnorr_pairing.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let S = &U * s;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]   --> mcl/examples/pairing.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let P = G1::hash_and_map(b"this").unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]   --> mcl/examples/pairing.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let Q = G2::hash_and_map(b"that").unwrap();
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `aP` should have a snake case name
[INFO] [stdout]   --> mcl/examples/pairing.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let aP = &P * a;
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `a_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bQ` should have a snake case name
[INFO] [stdout]   --> mcl/examples/pairing.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let bQ = &Q * b;
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `b_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "6559cde16e91b9283373b62d2517bd16857f4accf2c96db2d369eae3bd820f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6559cde16e91b9283373b62d2517bd16857f4accf2c96db2d369eae3bd820f56", kill_on_drop: false }`
[INFO] [stdout] 6559cde16e91b9283373b62d2517bd16857f4accf2c96db2d369eae3bd820f56