[INFO] fetching crate ecg 1.0.3... [INFO] checking ecg-1.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate ecg 1.0.3 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate ecg 1.0.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ecg 1.0.3 [INFO] finished tweaking crates.io crate ecg 1.0.3 [INFO] tweaked toml for crates.io crate ecg 1.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate ecg 1.0.3 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde-aux v3.1.0 [INFO] [stderr] Downloaded unsafe-libyaml v0.2.2 [INFO] [stderr] Downloaded futures v0.3.21 [INFO] [stderr] Downloaded futures-executor v0.3.21 [INFO] [stderr] Downloaded serde_derive v1.0.142 [INFO] [stderr] Downloaded serde v1.0.142 [INFO] [stderr] Downloaded clap v3.2.16 [INFO] [stderr] Downloaded serde_yaml v0.9.4 [INFO] [stderr] Downloaded indoc v1.0.7 [INFO] [stderr] Downloaded clap_derive v3.2.15 [INFO] [stderr] Downloaded serde_json v1.0.83 [INFO] [stderr] Downloaded chrono v0.4.20 [INFO] [stderr] Downloaded libc v0.2.127 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0976917b049e413e4adc6a020e09dad20d3e0ff294a47ad8156affcb3d53dd5d [INFO] running `Command { std: "docker" "start" "-a" "0976917b049e413e4adc6a020e09dad20d3e0ff294a47ad8156affcb3d53dd5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0976917b049e413e4adc6a020e09dad20d3e0ff294a47ad8156affcb3d53dd5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0976917b049e413e4adc6a020e09dad20d3e0ff294a47ad8156affcb3d53dd5d", kill_on_drop: false }` [INFO] [stdout] 0976917b049e413e4adc6a020e09dad20d3e0ff294a47ad8156affcb3d53dd5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19d74161b622084d73450ec6c2713f93fa03c362e8e55853098a3d40eab3fc35 [INFO] running `Command { std: "docker" "start" "-a" "19d74161b622084d73450ec6c2713f93fa03c362e8e55853098a3d40eab3fc35", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling serde_derive v1.0.142 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling serde v1.0.142 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling serde_json v1.0.83 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.2.0 [INFO] [stderr] Checking rustls-pemfile v1.0.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking unsafe-libyaml v0.2.2 [INFO] [stderr] Compiling indoc v1.0.7 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking parking_lot_core v0.9.3 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking ring v0.16.20 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.24.2 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking chrono v0.4.20 [INFO] [stderr] Checking ctrlc v3.2.2 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking webpki-roots v0.22.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling clap_derive v3.2.15 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking clap v3.2.16 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_yaml v0.9.4 [INFO] [stderr] Checking serde-aux v3.1.0 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking hyper-rustls v0.23.0 [INFO] [stderr] Checking reqwest v0.11.11 [INFO] [stderr] Checking ecg v1.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/client/lcd.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | use chrono::{self, DateTime, Utc}; [INFO] [stdout] | ^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/electrode.rs:152:18 [INFO] [stdout] | [INFO] [stdout] 152 | use chrono::{self, DateTime, Utc}; [INFO] [stdout] | ^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.28s [INFO] running `Command { std: "docker" "inspect" "19d74161b622084d73450ec6c2713f93fa03c362e8e55853098a3d40eab3fc35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19d74161b622084d73450ec6c2713f93fa03c362e8e55853098a3d40eab3fc35", kill_on_drop: false }` [INFO] [stdout] 19d74161b622084d73450ec6c2713f93fa03c362e8e55853098a3d40eab3fc35 [INFO] checking ecg-1.0.3 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate ecg 1.0.3 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate ecg 1.0.3 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ecg 1.0.3 [INFO] finished tweaking crates.io crate ecg 1.0.3 [INFO] tweaked toml for crates.io crate ecg 1.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate ecg 1.0.3 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 030d15b6de6ec8284f60ffc9e44af1cf7d505c0c6fab76c83801e912e2173431 [INFO] running `Command { std: "docker" "start" "-a" "030d15b6de6ec8284f60ffc9e44af1cf7d505c0c6fab76c83801e912e2173431", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "030d15b6de6ec8284f60ffc9e44af1cf7d505c0c6fab76c83801e912e2173431", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "030d15b6de6ec8284f60ffc9e44af1cf7d505c0c6fab76c83801e912e2173431", kill_on_drop: false }` [INFO] [stdout] 030d15b6de6ec8284f60ffc9e44af1cf7d505c0c6fab76c83801e912e2173431 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5aa0da4016a94a90a55cf132c1e5831f8c9bb73cf9f957bdb30d2b11f0889dae [INFO] running `Command { std: "docker" "start" "-a" "5aa0da4016a94a90a55cf132c1e5831f8c9bb73cf9f957bdb30d2b11f0889dae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Compiling serde_derive v1.0.142 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling serde v1.0.142 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling serde_json v1.0.83 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking os_str_bytes v6.2.0 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking rustls-pemfile v1.0.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking unsafe-libyaml v0.2.2 [INFO] [stderr] Compiling indoc v1.0.7 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking parking_lot_core v0.9.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking ring v0.16.20 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.24.2 [INFO] [stderr] Checking chrono v0.4.20 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking ctrlc v3.2.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking webpki-roots v0.22.4 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling clap_derive v3.2.15 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking clap v3.2.16 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_yaml v0.9.4 [INFO] [stderr] Checking serde-aux v3.1.0 [INFO] [stderr] Checking hyper-rustls v0.23.0 [INFO] [stderr] Checking reqwest v0.11.11 [INFO] [stderr] Checking ecg v1.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/client/lcd.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | use chrono::{self, DateTime, Utc}; [INFO] [stdout] | ^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/electrode.rs:152:18 [INFO] [stdout] | [INFO] [stdout] 152 | use chrono::{self, DateTime, Utc}; [INFO] [stdout] | ^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.61s [INFO] running `Command { std: "docker" "inspect" "5aa0da4016a94a90a55cf132c1e5831f8c9bb73cf9f957bdb30d2b11f0889dae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aa0da4016a94a90a55cf132c1e5831f8c9bb73cf9f957bdb30d2b11f0889dae", kill_on_drop: false }` [INFO] [stdout] 5aa0da4016a94a90a55cf132c1e5831f8c9bb73cf9f957bdb30d2b11f0889dae