[INFO] cloning repository https://github.com/passchaos/cornerstone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passchaos/cornerstone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasschaos%2Fcornerstone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasschaos%2Fcornerstone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0b8ac2a82209d669dc066e88fd4df3e0f4160d7
[INFO] checking passchaos/cornerstone against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasschaos%2Fcornerstone" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passchaos/cornerstone 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 git repo https://github.com/passchaos/cornerstone
[INFO] finished tweaking git repo https://github.com/passchaos/cornerstone
[INFO] tweaked toml for git repo https://github.com/passchaos/cornerstone written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/passchaos/cornerstone 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]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-xml v0.31.0
[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] ee246393088c43e69930c78557926888f85b43eb8390be438ef0707b68953421
[INFO] running `Command { std: "docker" "start" "-a" "ee246393088c43e69930c78557926888f85b43eb8390be438ef0707b68953421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee246393088c43e69930c78557926888f85b43eb8390be438ef0707b68953421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee246393088c43e69930c78557926888f85b43eb8390be438ef0707b68953421", kill_on_drop: false }`
[INFO] [stdout] ee246393088c43e69930c78557926888f85b43eb8390be438ef0707b68953421
[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] 24ae8eb245d3bac1c238008397ac67368f10da57159b5589df609a5dd3b2a0d0
[INFO] running `Command { std: "docker" "start" "-a" "24ae8eb245d3bac1c238008397ac67368f10da57159b5589df609a5dd3b2a0d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking smallvec v1.12.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking chrono v0.4.35
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking cornerstone v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `XML` is never used
[INFO] [stdout]    --> src/parser/xml.rs:359:11
[INFO] [stdout]     |
[INFO] [stdout] 359 |     const XML: &str = r#"
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `sync::Arc`
[INFO] [stdout]  --> examples/simple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blackboard`, `composite::Sequence`, `decorator::Repeat`
[INFO] [stdout]  --> examples/simple.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     node::{composite::Sequence, decorator::Repeat, Blackboard, DataProxy},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::HashMap`
[INFO] [stdout]  --> examples/sleep.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arm` is never constructed
[INFO] [stdout]  --> examples/simple.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Arm {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintArmNode` is never constructed
[INFO] [stdout]   --> examples/simple.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct PrintArmNode {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Body` is never constructed
[INFO] [stdout]   --> examples/simple.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Body {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintBodyNode` is never constructed
[INFO] [stdout]   --> examples/simple.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct PrintBodyNode {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.94s
[INFO] running `Command { std: "docker" "inspect" "24ae8eb245d3bac1c238008397ac67368f10da57159b5589df609a5dd3b2a0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ae8eb245d3bac1c238008397ac67368f10da57159b5589df609a5dd3b2a0d0", kill_on_drop: false }`
[INFO] [stdout] 24ae8eb245d3bac1c238008397ac67368f10da57159b5589df609a5dd3b2a0d0
[INFO] checking passchaos/cornerstone against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasschaos%2Fcornerstone" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passchaos/cornerstone 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 git repo https://github.com/passchaos/cornerstone
[INFO] finished tweaking git repo https://github.com/passchaos/cornerstone
[INFO] tweaked toml for git repo https://github.com/passchaos/cornerstone written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/passchaos/cornerstone 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] 90854cd8f83234a7044ec954391ee3b2ac5c9d953842a07a8ec4c18fc4224bd0
[INFO] running `Command { std: "docker" "start" "-a" "90854cd8f83234a7044ec954391ee3b2ac5c9d953842a07a8ec4c18fc4224bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90854cd8f83234a7044ec954391ee3b2ac5c9d953842a07a8ec4c18fc4224bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90854cd8f83234a7044ec954391ee3b2ac5c9d953842a07a8ec4c18fc4224bd0", kill_on_drop: false }`
[INFO] [stdout] 90854cd8f83234a7044ec954391ee3b2ac5c9d953842a07a8ec4c18fc4224bd0
[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] 2037c1e57cba7307956140abfb003cc97db6cbcf339312039974a2d20eb73900
[INFO] running `Command { std: "docker" "start" "-a" "2037c1e57cba7307956140abfb003cc97db6cbcf339312039974a2d20eb73900", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking smallvec v1.12.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking chrono v0.4.35
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking cornerstone v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `XML` is never used
[INFO] [stdout]    --> src/parser/xml.rs:359:11
[INFO] [stdout]     |
[INFO] [stdout] 359 |     const XML: &str = r#"
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`, `collections::HashMap`
[INFO] [stdout]  --> examples/sleep.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `sync::Arc`
[INFO] [stdout]  --> examples/simple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blackboard`, `composite::Sequence`, `decorator::Repeat`
[INFO] [stdout]  --> examples/simple.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     node::{composite::Sequence, decorator::Repeat, Blackboard, DataProxy},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arm` is never constructed
[INFO] [stdout]  --> examples/simple.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Arm {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintArmNode` is never constructed
[INFO] [stdout]   --> examples/simple.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct PrintArmNode {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Body` is never constructed
[INFO] [stdout]   --> examples/simple.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Body {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintBodyNode` is never constructed
[INFO] [stdout]   --> examples/simple.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct PrintBodyNode {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "2037c1e57cba7307956140abfb003cc97db6cbcf339312039974a2d20eb73900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2037c1e57cba7307956140abfb003cc97db6cbcf339312039974a2d20eb73900", kill_on_drop: false }`
[INFO] [stdout] 2037c1e57cba7307956140abfb003cc97db6cbcf339312039974a2d20eb73900