[INFO] cloning repository https://github.com/asutorufg/learnrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asutorufg/learnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f4b5c49a53a51f0a441b2b3a7ff37b0d8a08ce4 [INFO] building asutorufg/learnrust against master#d59f06fc64844ec2073e5e888f7470989ef25ff9 for pr-119440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asutorufg/learnrust on toolchain d59f06fc64844ec2073e5e888f7470989ef25ff9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asutorufg/learnrust [INFO] finished tweaking git repo https://github.com/asutorufg/learnrust [INFO] tweaked toml for git repo https://github.com/asutorufg/learnrust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/asutorufg/learnrust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] building asutorufg/learnrust against try#fe8f664b41f030f307cfeb6cb8c3a1419292aeed for pr-119440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasutorufg%2Flearnrust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asutorufg/learnrust on toolchain fe8f664b41f030f307cfeb6cb8c3a1419292aeed [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asutorufg/learnrust [INFO] finished tweaking git repo https://github.com/asutorufg/learnrust [INFO] tweaked toml for git repo https://github.com/asutorufg/learnrust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/asutorufg/learnrust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec63d96061a234ab937ea289d41f29892aeb6c78d6fdb1cf7125c3206049a55a [INFO] running `Command { std: "docker" "start" "-a" "ec63d96061a234ab937ea289d41f29892aeb6c78d6fdb1cf7125c3206049a55a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec63d96061a234ab937ea289d41f29892aeb6c78d6fdb1cf7125c3206049a55a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec63d96061a234ab937ea289d41f29892aeb6c78d6fdb1cf7125c3206049a55a", kill_on_drop: false }` [INFO] [stdout] ec63d96061a234ab937ea289d41f29892aeb6c78d6fdb1cf7125c3206049a55a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a8099eb89babfc2351536b77edd35854a2b50aeba6f1e4c18643d88c9e402b1 [INFO] running `Command { std: "docker" "start" "-a" "5a8099eb89babfc2351536b77edd35854a2b50aeba6f1e4c18643d88c9e402b1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling pin-project-lite v0.2.8 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling parking_lot_core v0.9.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling tracing-core v0.1.26 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling http v0.2.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling httparse v1.7.0 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling mio v0.8.2 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling parking_lot v0.12.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling http-body v0.4.4 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling tracing-attributes v0.1.20 [INFO] [stderr] Compiling tokio v1.17.0 [INFO] [stderr] Compiling tracing v0.1.34 [INFO] [stderr] Compiling futures-executor v0.3.21 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling tokio-util v0.7.1 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling h2 v0.3.13 [INFO] [stderr] Compiling hyper v0.14.18 [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `style` is never read [INFO] [stdout] --> src/sub_mod/hosting/iterator_test.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Shoe { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 3 | size: u32, [INFO] [stdout] 4 | style: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Shoe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, and `c` are never read [INFO] [stdout] --> src/sub_mod/hosting/test.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 81 | struct Dd { [INFO] [stdout] | -- fields in this struct [INFO] [stdout] 82 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 83 | b: String, [INFO] [stdout] | ^ [INFO] [stdout] 84 | c: u64, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Dd` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/sub_mod/hosting/trait_test.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 21 | a: T, [INFO] [stdout] | ^ [INFO] [stdout] 22 | b: T, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect2` is never used [INFO] [stdout] --> src/sub_mod/stream/connect.rs:112:14 [INFO] [stdout] | [INFO] [stdout] 112 | pub async fn connect2() -> Result<(), ConnectError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect3` is never used [INFO] [stdout] --> src/sub_mod/stream/connect.rs:168:14 [INFO] [stdout] | [INFO] [stdout] 168 | pub async fn connect3() -> Result<(), ConnectError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.41s [INFO] running `Command { std: "docker" "inspect" "5a8099eb89babfc2351536b77edd35854a2b50aeba6f1e4c18643d88c9e402b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8099eb89babfc2351536b77edd35854a2b50aeba6f1e4c18643d88c9e402b1", kill_on_drop: false }` [INFO] [stdout] 5a8099eb89babfc2351536b77edd35854a2b50aeba6f1e4c18643d88c9e402b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fe8f664b41f030f307cfeb6cb8c3a1419292aeed" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b23e6552dffc6d1ff2932b91dde5549428fb68c42676b70315f16b73dcc93cb [INFO] running `Command { std: "docker" "start" "-a" "7b23e6552dffc6d1ff2932b91dde5549428fb68c42676b70315f16b73dcc93cb", kill_on_drop: false }` [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `style` is never read [INFO] [stdout] --> src/sub_mod/hosting/iterator_test.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct Shoe { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 3 | size: u32, [INFO] [stdout] 4 | style: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Shoe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, and `c` are never read [INFO] [stdout] --> src/sub_mod/hosting/test.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 81 | struct Dd { [INFO] [stdout] | -- fields in this struct [INFO] [stdout] 82 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 83 | b: String, [INFO] [stdout] | ^ [INFO] [stdout] 84 | c: u64, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Dd` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/sub_mod/hosting/trait_test.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 21 | a: T, [INFO] [stdout] | ^ [INFO] [stdout] 22 | b: T, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect2` is never used [INFO] [stdout] --> src/sub_mod/stream/connect.rs:112:14 [INFO] [stdout] | [INFO] [stdout] 112 | pub async fn connect2() -> Result<(), ConnectError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect3` is never used [INFO] [stdout] --> src/sub_mod/stream/connect.rs:168:14 [INFO] [stdout] | [INFO] [stdout] 168 | pub async fn connect3() -> Result<(), ConnectError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "7b23e6552dffc6d1ff2932b91dde5549428fb68c42676b70315f16b73dcc93cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b23e6552dffc6d1ff2932b91dde5549428fb68c42676b70315f16b73dcc93cb", kill_on_drop: false }` [INFO] [stdout] 7b23e6552dffc6d1ff2932b91dde5549428fb68c42676b70315f16b73dcc93cb