[INFO] updating cached repository matterinc/plasma_winter [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/matterinc/plasma_winter [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/matterinc/plasma_winter" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/matterinc/plasma_winter"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/matterinc/plasma_winter'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/matterinc/plasma_winter" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/matterinc/plasma_winter"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/matterinc/plasma_winter'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 923297a9ac6bae1a2923b36354686ed5b824949e [INFO] sha for GitHub repo matterinc/plasma_winter: 923297a9ac6bae1a2923b36354686ed5b824949e [INFO] validating manifest of matterinc/plasma_winter on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of matterinc/plasma_winter on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing matterinc/plasma_winter [INFO] finished frobbing matterinc/plasma_winter [INFO] frobbed toml for matterinc/plasma_winter written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/matterinc/plasma_winter/Cargo.toml [INFO] started frobbing matterinc/plasma_winter [INFO] finished frobbing matterinc/plasma_winter [INFO] frobbed toml for matterinc/plasma_winter written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/matterinc/plasma_winter/Cargo.toml [INFO] crate matterinc/plasma_winter already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking matterinc/plasma_winter against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/matterinc/plasma_winter:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4305786c6ea13d3ba0e3ebdb2f77eb6f73e5a71dea937b37b845a91004391fa9 [INFO] running `"docker" "start" "-a" "4305786c6ea13d3ba0e3ebdb2f77eb6f73e5a71dea937b37b845a91004391fa9"` [INFO] [stderr] Compiling num-bigint v0.2.1 [INFO] [stderr] Compiling secp256k1 v0.11.5 [INFO] [stderr] Compiling actix-web v0.7.15 [INFO] [stderr] Checking signal-hook v0.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9) [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking pbr v1.0.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking fixed-hash v0.2.5 [INFO] [stderr] Checking ethereum-types-serialize v0.2.1 [INFO] [stderr] Checking elastic-array v0.10.0 [INFO] [stderr] Checking uint v0.4.1 [INFO] [stderr] Checking libflate v0.1.19 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking flate2 v1.0.6 [INFO] [stderr] Checking hyper v0.10.15 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Compiling serde_derive v1.0.81 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking ethbloom v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking crossbeam-channel v0.3.2 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking http v0.1.14 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking ethereum-types v0.4.0 [INFO] [stderr] Checking parking_lot v0.7.0 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-tls v0.2.0 [INFO] [stderr] Checking crossbeam v0.5.0 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Compiling ff_derive v0.3.0 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking rlp v0.2.4 [INFO] [stderr] Checking rlp v0.3.0 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking h2 v0.1.14 [INFO] [stderr] Checking trust-dns-resolver v0.10.0 [INFO] [stderr] Checking websocket v0.21.1 [INFO] [stderr] Checking tokio-uds v0.1.7 [INFO] [stderr] Checking ff v0.4.0 [INFO] [stderr] Checking actix v0.7.8 [INFO] [stderr] Checking pairing v0.15.0 (https://github.com/matterinc/pairing#1363d021) [INFO] [stderr] Checking hyper v0.12.17 [INFO] [stderr] Checking ethabi v6.1.0 [INFO] [stderr] Checking jsonrpc-core v8.0.1 [INFO] [stderr] Checking ethereum-tx-sign v0.0.2 [INFO] [stderr] Checking actix-net v0.2.4 [INFO] [stderr] Checking bellman v0.1.1 (https://github.com/matterinc/bellman#e544678a) [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.5 [INFO] [stderr] Checking web3 v0.5.1 (https://github.com/tomusdrw/rust-web3#8a2cfff9) [INFO] [stderr] Checking sapling-crypto v0.0.2 (https://github.com/matterinc/sapling-crypto#97b0b901) [INFO] [stderr] Checking plasma v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:245:17 [INFO] [stderr] | [INFO] [stderr] 245 | let mut tree = & mut self.accounts_tree; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:290:17 [INFO] [stderr] | [INFO] [stderr] 290 | let mut transaction : Transaction = Transaction { [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:245:17 [INFO] [stderr] | [INFO] [stderr] 245 | let mut tree = & mut self.accounts_tree; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/baby_prover.rs:290:17 [INFO] [stderr] | [INFO] [stderr] 290 | let mut transaction : Transaction = Transaction { [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/server/eth/mod.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 203 | let client = ETHClient::new(TEST_PLASMA_ALWAYS_VERIFY); [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut client` [INFO] [stderr] ... [INFO] [stderr] 213 | let r = client.commit_block(block_num, total_fees, tx_data_packed, new_root); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/server/eth/mod.rs:220:13 [INFO] [stderr] | [INFO] [stderr] 203 | let client = ETHClient::new(TEST_PLASMA_ALWAYS_VERIFY); [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut client` [INFO] [stderr] ... [INFO] [stderr] 220 | let r = client.verify_block(block_num, proof); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0596`. [INFO] [stderr] error: Could not compile `plasma`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/bin/test_prepared_prover.rs:15:15 [INFO] [stderr] | [INFO] [stderr] 15 | use pairing::{Engine}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/test_prepared_prover.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/prove_128_txes.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/read_write_keys.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/bin/test_prepared_prover.rs:15:15 [INFO] [stderr] | [INFO] [stderr] 15 | use pairing::{Engine}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/read_write_keys.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/test_prepared_prover.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/prove_128_txes.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | let mut items = tree.items.clone(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "4305786c6ea13d3ba0e3ebdb2f77eb6f73e5a71dea937b37b845a91004391fa9"` [INFO] running `"docker" "rm" "-f" "4305786c6ea13d3ba0e3ebdb2f77eb6f73e5a71dea937b37b845a91004391fa9"` [INFO] [stdout] 4305786c6ea13d3ba0e3ebdb2f77eb6f73e5a71dea937b37b845a91004391fa9