[INFO] cloning repository https://github.com/tarrall/chaosmarmoset [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarrall/chaosmarmoset" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Fchaosmarmoset", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Fchaosmarmoset'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3e53563f1175d3903187bbcb81e4007033a88cfc [INFO] checking tarrall/chaosmarmoset against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Fchaosmarmoset" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tarrall/chaosmarmoset on toolchain 961316100510fe780d266d35bcf68702fbb049e5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tarrall/chaosmarmoset [INFO] finished tweaking git repo https://github.com/tarrall/chaosmarmoset [INFO] tweaked toml for git repo https://github.com/tarrall/chaosmarmoset written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/tarrall/chaosmarmoset already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e447a62a139567a76bd2d3ee928e65af478b31df2c70288e63c712892bca00f [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" "4e447a62a139567a76bd2d3ee928e65af478b31df2c70288e63c712892bca00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e447a62a139567a76bd2d3ee928e65af478b31df2c70288e63c712892bca00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e447a62a139567a76bd2d3ee928e65af478b31df2c70288e63c712892bca00f", kill_on_drop: false }` [INFO] [stdout] 4e447a62a139567a76bd2d3ee928e65af478b31df2c70288e63c712892bca00f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf27e8e8e21dceed182bbe9cef42b501da247e07a0f8e2f3cb1cc657a96241c1 [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" "bf27e8e8e21dceed182bbe9cef42b501da247e07a0f8e2f3cb1cc657a96241c1", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Compiling openssl v0.10.20 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.1 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking miniz_oxide v0.2.1 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking encoding_rs v0.8.17 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.3.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.15 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling openssl-sys v0.9.43 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking h2 v0.1.18 [INFO] [stderr] Checking hyper v0.12.27 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking cookie_store v0.5.1 [INFO] [stderr] Checking reqwest v0.9.14 [INFO] [stderr] Checking chaosmarmoset v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:189:65 [INFO] [stdout] | [INFO] [stdout] 189 | fn web_client(url: String, sleepms: Duration) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:189:65 [INFO] [stdout] | [INFO] [stdout] 189 | fn web_client(url: String, sleepms: Duration) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `x` is assigned to, but never used [INFO] [stdout] --> src/main.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let x; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> src/main.rs:92:24 [INFO] [stdout] | [INFO] [stdout] 92 | Some(u) => x = web_client(u, sleepms), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `x` is assigned to, but never used [INFO] [stdout] --> src/main.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let x; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> src/main.rs:92:24 [INFO] [stdout] | [INFO] [stdout] 92 | Some(u) => x = web_client(u, sleepms), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | std::io::copy(&mut stream, &mut std::io::stdout()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | std::io::copy(&mut stream, &mut std::io::stdout()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `Command { std: "docker" "inspect" "bf27e8e8e21dceed182bbe9cef42b501da247e07a0f8e2f3cb1cc657a96241c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf27e8e8e21dceed182bbe9cef42b501da247e07a0f8e2f3cb1cc657a96241c1", kill_on_drop: false }` [INFO] [stdout] bf27e8e8e21dceed182bbe9cef42b501da247e07a0f8e2f3cb1cc657a96241c1