[INFO] updating cached repository zrneely/6.857-hw2 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/zrneely/6.857-hw2 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/zrneely/6.857-hw2" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zrneely/6.857-hw2"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zrneely/6.857-hw2'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zrneely/6.857-hw2" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zrneely/6.857-hw2"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zrneely/6.857-hw2'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 58180d9c93c896bd13c47b096d6b762e5be27e75 [INFO] sha for GitHub repo zrneely/6.857-hw2: 58180d9c93c896bd13c47b096d6b762e5be27e75 [INFO] validating manifest of zrneely/6.857-hw2 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zrneely/6.857-hw2 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing zrneely/6.857-hw2 [INFO] finished frobbing zrneely/6.857-hw2 [INFO] frobbed toml for zrneely/6.857-hw2 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zrneely/6.857-hw2/Cargo.toml [INFO] started frobbing zrneely/6.857-hw2 [INFO] finished frobbing zrneely/6.857-hw2 [INFO] frobbed toml for zrneely/6.857-hw2 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zrneely/6.857-hw2/Cargo.toml [INFO] crate zrneely/6.857-hw2 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/zrneely/6.857-hw2/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking zrneely/6.857-hw2 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-3/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/zrneely/6.857-hw2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 462a7970f67c808bf7544739e313dbc4847ed107286d6132cdde1dd1eeaa3f3f [INFO] running `"docker" "start" "-a" "462a7970f67c808bf7544739e313dbc4847ed107286d6132cdde1dd1eeaa3f3f"` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking tokio-current-thread v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.16 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tokio-threadpool v0.1.12 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking h2 v0.1.17 [INFO] [stderr] Checking tokio v0.1.17 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking hyper v0.12.25 [INFO] [stderr] Checking 857miner v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved imports `rand::distributions::IndependentSample`, `rand::distributions::Range` [INFO] [stderr] --> src/worker.rs:2:27 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::distributions::{IndependentSample, Range}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^ no `Range` in `distributions` [INFO] [stderr] | | [INFO] [stderr] | no `IndependentSample` in `distributions` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in module `hyper` [INFO] [stderr] --> src/main.rs:183:42 [INFO] [stderr] | [INFO] [stderr] 183 | assert_eq!(result.status, hyper::Ok); [INFO] [stderr] | ^^ not found in `hyper` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 11 | use std::prelude::v1::Ok; [INFO] [stderr] | [INFO] [stderr] 11 | use std::result::Result::Ok; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in module `hyper` [INFO] [stderr] --> src/main.rs:200:42 [INFO] [stderr] | [INFO] [stderr] 200 | assert_eq!(result.status, hyper::Ok); [INFO] [stderr] | ^^ not found in `hyper` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 11 | use std::prelude::v1::Ok; [INFO] [stderr] | [INFO] [stderr] 11 | use std::result::Result::Ok; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0603]: struct `Body` is private [INFO] [stderr] --> src/main.rs:14:21 [INFO] [stderr] | [INFO] [stderr] 14 | use hyper::client::{Body, Client}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved imports `rand::distributions::IndependentSample`, `rand::distributions::Range` [INFO] [stderr] --> src/worker.rs:2:27 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::distributions::{IndependentSample, Range}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^ no `Range` in `distributions` [INFO] [stderr] | | [INFO] [stderr] | no `IndependentSample` in `distributions` [INFO] [stderr] [INFO] [stderr] warning: unused import: `IndependentSample` [INFO] [stderr] --> src/worker.rs:2:27 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::distributions::{IndependentSample, Range}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Rng`, `SeedableRng`, `XorShiftRng` [INFO] [stderr] --> src/worker.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::XorShiftRng': import from rand_xorshift crate instead [INFO] [stderr] --> src/worker.rs:3:42 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in module `hyper` [INFO] [stderr] --> src/main.rs:183:42 [INFO] [stderr] | [INFO] [stderr] 183 | assert_eq!(result.status, hyper::Ok); [INFO] [stderr] | ^^ not found in `hyper` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 11 | use std::prelude::v1::Ok; [INFO] [stderr] | [INFO] [stderr] 11 | use std::result::Result::Ok; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in module `hyper` [INFO] [stderr] --> src/main.rs:200:42 [INFO] [stderr] | [INFO] [stderr] 200 | assert_eq!(result.status, hyper::Ok); [INFO] [stderr] | ^^ not found in `hyper` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 11 | use std::prelude::v1::Ok; [INFO] [stderr] | [INFO] [stderr] 11 | use std::result::Result::Ok; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0603]: struct `Body` is private [INFO] [stderr] --> src/main.rs:14:21 [INFO] [stderr] | [INFO] [stderr] 14 | use hyper::client::{Body, Client}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `IndependentSample` [INFO] [stderr] --> src/worker.rs:2:27 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::distributions::{IndependentSample, Range}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Rng`, `SeedableRng`, `XorShiftRng` [INFO] [stderr] --> src/worker.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::XorShiftRng': import from rand_xorshift crate instead [INFO] [stderr] --> src/worker.rs:3:42 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:180:35 [INFO] [stderr] | [INFO] [stderr] 180 | .get(&format!("{}/next", NODE_URL)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `hyper::Uri`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `hyper::Uri` [INFO] [stderr] found type `&std::string::String` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `send` found for type `hyper::client::ResponseFuture` in the current scope [INFO] [stderr] --> src/main.rs:181:31 [INFO] [stderr] | [INFO] [stderr] 181 | .send() [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:180:35 [INFO] [stderr] | [INFO] [stderr] 180 | .get(&format!("{}/next", NODE_URL)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `hyper::Uri`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `hyper::Uri` [INFO] [stderr] found type `&std::string::String` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `send` found for type `hyper::client::ResponseFuture` in the current scope [INFO] [stderr] --> src/main.rs:181:31 [INFO] [stderr] | [INFO] [stderr] 181 | .send() [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:197:18 [INFO] [stderr] | [INFO] [stderr] 197 | .get("http://6857coin.csail.mit.edu:8080/block/169740d5c4711f3cbbde6b9bfbbe8b3d236879d849d1c137660fce9e7884cae7") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `hyper::Uri`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `hyper::Uri` [INFO] [stderr] found type `&'static str` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `send` found for type `hyper::client::ResponseFuture` in the current scope [INFO] [stderr] --> src/main.rs:198:14 [INFO] [stderr] | [INFO] [stderr] 198 | .send() [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `post` found for type `hyper::Client` in the current scope [INFO] [stderr] --> src/main.rs:222:31 [INFO] [stderr] | [INFO] [stderr] 222 | .post(&format!("{}/add", NODE_URL)) [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:197:18 [INFO] [stderr] | [INFO] [stderr] 197 | .get("http://6857coin.csail.mit.edu:8080/block/169740d5c4711f3cbbde6b9bfbbe8b3d236879d849d1c137660fce9e7884cae7") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `hyper::Uri`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `hyper::Uri` [INFO] [stderr] found type `&'static str` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `send` found for type `hyper::client::ResponseFuture` in the current scope [INFO] [stderr] --> src/main.rs:198:14 [INFO] [stderr] | [INFO] [stderr] 198 | .send() [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `post` found for type `hyper::Client` in the current scope [INFO] [stderr] --> src/main.rs:222:31 [INFO] [stderr] | [INFO] [stderr] 222 | .post(&format!("{}/add", NODE_URL)) [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 9 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0308, E0425, E0432, E0599, E0603. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `857miner`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 9 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0308, E0425, E0432, E0599, E0603. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `857miner`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "462a7970f67c808bf7544739e313dbc4847ed107286d6132cdde1dd1eeaa3f3f"` [INFO] running `"docker" "rm" "-f" "462a7970f67c808bf7544739e313dbc4847ed107286d6132cdde1dd1eeaa3f3f"` [INFO] [stdout] 462a7970f67c808bf7544739e313dbc4847ed107286d6132cdde1dd1eeaa3f3f