[INFO] updating cached repository https://github.com/dopeter/rust_sample [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] 9f7d4afe11818870d0599e96a0e6cc5a21af6283 [INFO] testing dopeter/rust_sample against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdopeter%2Frust_sample" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dopeter/rust_sample on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/dopeter/rust_sample [INFO] finished tweaking git repo https://github.com/dopeter/rust_sample [INFO] tweaked toml for git repo https://github.com/dopeter/rust_sample written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/dopeter/rust_sample already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 453bbafe891260db11c5050b784dd344280543938d1e802d9c44dce0499c541d [INFO] running `"docker" "start" "-a" "453bbafe891260db11c5050b784dd344280543938d1e802d9c44dce0499c541d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling hello_world_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::exit` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::process::exit; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithms::data_structure::priority_queue` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | use algorithms::data_structure::priority_queue; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:54 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:79:52 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_open_file` [INFO] [stderr] --> src/main.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file` [INFO] [stderr] --> src/main.rs:79:4 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | nodeId: usize, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | nodeName: String, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeNums` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | nodeNums: usize, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_nums` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:27 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.12s [INFO] running `"docker" "inspect" "453bbafe891260db11c5050b784dd344280543938d1e802d9c44dce0499c541d"` [INFO] running `"docker" "rm" "-f" "453bbafe891260db11c5050b784dd344280543938d1e802d9c44dce0499c541d"` [INFO] [stdout] 453bbafe891260db11c5050b784dd344280543938d1e802d9c44dce0499c541d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b8bc1af5add95e17c6696c4d52b083ee85a1273af6a5f07c085a1c6f50c84a88 [INFO] running `"docker" "start" "-a" "b8bc1af5add95e17c6696c4d52b083ee85a1273af6a5f07c085a1c6f50c84a88"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling hello_world_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::exit` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::process::exit; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithms::data_structure::priority_queue` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | use algorithms::data_structure::priority_queue; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:54 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:79:52 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_open_file` [INFO] [stderr] --> src/main.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file` [INFO] [stderr] --> src/main.rs:79:4 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | nodeId: usize, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | nodeName: String, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeNums` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | nodeNums: usize, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_nums` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:27 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "b8bc1af5add95e17c6696c4d52b083ee85a1273af6a5f07c085a1c6f50c84a88"` [INFO] running `"docker" "rm" "-f" "b8bc1af5add95e17c6696c4d52b083ee85a1273af6a5f07c085a1c6f50c84a88"` [INFO] [stdout] b8bc1af5add95e17c6696c4d52b083ee85a1273af6a5f07c085a1c6f50c84a88 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 8755e8ee71ddb70371394c8a93510ba5e4dcb7935df22f9f12e5afb1b15c2a4a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8755e8ee71ddb70371394c8a93510ba5e4dcb7935df22f9f12e5afb1b15c2a4a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::exit` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::process::exit; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithms::data_structure::priority_queue` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | use algorithms::data_structure::priority_queue; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:54 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:79:52 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_open_file` [INFO] [stderr] --> src/main.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn test_open_file(filename: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_username_from_file` [INFO] [stderr] --> src/main.rs:79:4 [INFO] [stderr] | [INFO] [stderr] 79 | fn read_username_from_file() -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | nodeId: usize, [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | nodeName: String, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: structure field `nodeNums` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | nodeNums: usize, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_nums` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeId` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `node_id` [INFO] [stderr] [INFO] [stderr] warning: variable `nodeName` should have a snake case name [INFO] [stderr] --> src/algorithms/data_structure/simply_graph.rs:21:27 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(nodeId: usize, nodeName: String) -> Node { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `node_name` [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hello_world_rust-2094ffaae90e3cb8 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "8755e8ee71ddb70371394c8a93510ba5e4dcb7935df22f9f12e5afb1b15c2a4a"` [INFO] running `"docker" "rm" "-f" "8755e8ee71ddb70371394c8a93510ba5e4dcb7935df22f9f12e5afb1b15c2a4a"` [INFO] [stdout] 8755e8ee71ddb70371394c8a93510ba5e4dcb7935df22f9f12e5afb1b15c2a4a