[INFO] updating cached repository https://github.com/zrneely/6.857-hw2 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 58180d9c93c896bd13c47b096d6b762e5be27e75 [INFO] checking zrneely/6.857-hw2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzrneely%2F6.857-hw2" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zrneely/6.857-hw2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/zrneely/6.857-hw2 [INFO] finished tweaking git repo https://github.com/zrneely/6.857-hw2 [INFO] tweaked toml for git repo https://github.com/zrneely/6.857-hw2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/zrneely/6.857-hw2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9ef85cba728e1911614d82cd11b35e32e95e5c0d7e60996eded2423c02e31def [INFO] running `"docker" "start" "-a" "9ef85cba728e1911614d82cd11b35e32e95e5c0d7e60996eded2423c02e31def"` [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking 857miner v0.1.0 (/opt/rustwide/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[E0432]: unresolved import `rand::XorShiftRng` [INFO] [stderr] --> src/worker.rs:3:42 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^^^^^^^^^ no `XorShiftRng` in the root [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in crate `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 crate `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 imports: `Rng`, `SeedableRng` [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] = note: `#[warn(unused_imports)]` on by default [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] error[E0432]: unresolved import `rand::XorShiftRng` [INFO] [stderr] --> src/worker.rs:3:42 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, Rng, SeedableRng, XorShiftRng}; [INFO] [stderr] | ^^^^^^^^^^^ no `XorShiftRng` in the root [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Ok` in crate `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 crate `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 imports: `Rng`, `SeedableRng` [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] = note: `#[warn(unused_imports)]` 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] | ^^^^ method not found in `hyper::client::ResponseFuture` [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] | ^^^^ method not found in `hyper::client::ResponseFuture` [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] | ^^^^ method not found in `hyper::client::ResponseFuture` [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] | ^^^^ method not found in `hyper::Client` [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] | ^^^^ method not found in `hyper::client::ResponseFuture` [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] | ^^^^ method not found in `hyper::Client` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0425, E0432, E0599, E0603. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: 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: could not compile `857miner`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "9ef85cba728e1911614d82cd11b35e32e95e5c0d7e60996eded2423c02e31def"` [INFO] running `"docker" "rm" "-f" "9ef85cba728e1911614d82cd11b35e32e95e5c0d7e60996eded2423c02e31def"` [INFO] [stdout] 9ef85cba728e1911614d82cd11b35e32e95e5c0d7e60996eded2423c02e31def