[INFO] cloning repository https://github.com/Kumassy/nested-runtime [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kumassy/nested-runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aee3c7558a5206041b19ab5b444af4ec822f3361 [INFO] testing Kumassy/nested-runtime against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kumassy/nested-runtime on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kumassy/nested-runtime [INFO] finished tweaking git repo https://github.com/Kumassy/nested-runtime [INFO] tweaked toml for git repo https://github.com/Kumassy/nested-runtime written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Kumassy/nested-runtime already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72e0017386b10b7845b4668b88ebea4cb3a2412c78f5a4297dc93e5c9f9703c5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "72e0017386b10b7845b4668b88ebea4cb3a2412c78f5a4297dc93e5c9f9703c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72e0017386b10b7845b4668b88ebea4cb3a2412c78f5a4297dc93e5c9f9703c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72e0017386b10b7845b4668b88ebea4cb3a2412c78f5a4297dc93e5c9f9703c5", kill_on_drop: false }` [INFO] [stdout] 72e0017386b10b7845b4668b88ebea4cb3a2412c78f5a4297dc93e5c9f9703c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 778eefb329db5cc7ba94bbb4dda639d734e27821ebbd2c0528ba7da4564d1957 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "778eefb329db5cc7ba94bbb4dda639d734e27821ebbd2c0528ba7da4564d1957", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tokio v0.2.13 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling nested-runtime v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Builder` [INFO] [stdout] --> src/main.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use tokio::runtime::{Runtime, Builder}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufWriter` [INFO] [stdout] --> src/main.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `debug`, `error`, `info` [INFO] [stdout] --> src/main.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | use log::{error, warn, info, debug}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut tx, mut rx) = mpsc::unbounded_channel(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.83s [INFO] running `Command { std: "docker" "inspect" "778eefb329db5cc7ba94bbb4dda639d734e27821ebbd2c0528ba7da4564d1957", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "778eefb329db5cc7ba94bbb4dda639d734e27821ebbd2c0528ba7da4564d1957", kill_on_drop: false }` [INFO] [stdout] 778eefb329db5cc7ba94bbb4dda639d734e27821ebbd2c0528ba7da4564d1957 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0ca53de2e19e0198cdcdf3bc9ce0704cb9ffe5957d97b3807e1753f7572f2e1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a0ca53de2e19e0198cdcdf3bc9ce0704cb9ffe5957d97b3807e1753f7572f2e1", kill_on_drop: false }` [INFO] [stderr] Compiling nested-runtime v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Builder` [INFO] [stdout] --> src/main.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use tokio::runtime::{Runtime, Builder}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufWriter` [INFO] [stdout] --> src/main.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{BufReader, BufWriter}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `debug`, `error`, `info` [INFO] [stdout] --> src/main.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | use log::{error, warn, info, debug}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut tx, mut rx) = mpsc::unbounded_channel(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "a0ca53de2e19e0198cdcdf3bc9ce0704cb9ffe5957d97b3807e1753f7572f2e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0ca53de2e19e0198cdcdf3bc9ce0704cb9ffe5957d97b3807e1753f7572f2e1", kill_on_drop: false }` [INFO] [stdout] a0ca53de2e19e0198cdcdf3bc9ce0704cb9ffe5957d97b3807e1753f7572f2e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4d7ae3f5e24bb3851887743508734e84026aa2a05afa52552d3dd05dae56df1b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4d7ae3f5e24bb3851887743508734e84026aa2a05afa52552d3dd05dae56df1b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Builder` [INFO] [stderr] --> src/main.rs:1:31 [INFO] [stderr] | [INFO] [stderr] 1 | use tokio::runtime::{Runtime, Builder}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Instant` [INFO] [stderr] --> src/main.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufWriter` [INFO] [stderr] --> src/main.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufReader, BufWriter}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `debug`, `error`, `info` [INFO] [stderr] --> src/main.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | use log::{error, warn, info, debug}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | let (mut tx, mut rx) = mpsc::unbounded_channel(); [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: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/nested_runtime-92b397ee777ca908 [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 `Command { std: "docker" "inspect" "4d7ae3f5e24bb3851887743508734e84026aa2a05afa52552d3dd05dae56df1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d7ae3f5e24bb3851887743508734e84026aa2a05afa52552d3dd05dae56df1b", kill_on_drop: false }` [INFO] [stdout] 4d7ae3f5e24bb3851887743508734e84026aa2a05afa52552d3dd05dae56df1b