[INFO] cloning repository https://github.com/ocornoc/yogi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ocornoc/yogi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focornoc%2Fyogi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focornoc%2Fyogi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e77f7b94ef773c15b95bdfa69b5de2b92c69076
[INFO] checking ocornoc/yogi against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focornoc%2Fyogi" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ocornoc/yogi on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ocornoc/yogi
[INFO] finished tweaking git repo https://github.com/ocornoc/yogi
[INFO] tweaked toml for git repo https://github.com/ocornoc/yogi written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ocornoc/yogi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] [stderr]   Downloaded firestorm v0.3.1
[INFO] [stderr]   Downloaded core_affinity v0.5.10
[INFO] [stderr]   Downloaded inferno v0.10.6
[INFO] [stderr]   Downloaded firestorm-enabled v0.3.1
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded firestorm-enabled v0.4.3
[INFO] [stderr]   Downloaded firestorm v0.4.6
[INFO] [stderr]   Downloaded quick-xml v0.20.0
[INFO] [stderr]   Downloaded firestorm-core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda1564b0e93b57622cb6a2c236a7db5605991031b960b81464a7ec1ee737d99
[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" "cda1564b0e93b57622cb6a2c236a7db5605991031b960b81464a7ec1ee737d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda1564b0e93b57622cb6a2c236a7db5605991031b960b81464a7ec1ee737d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda1564b0e93b57622cb6a2c236a7db5605991031b960b81464a7ec1ee737d99", kill_on_drop: false }`
[INFO] [stdout] cda1564b0e93b57622cb6a2c236a7db5605991031b960b81464a7ec1ee737d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f131c2cbf55c7350e6c0736f4c66ee3597934b29d3a1996099d0b5038b0605a6
[INFO] running `Command { std: "docker" "start" "-a" "f131c2cbf55c7350e6c0736f4c66ee3597934b29d3a1996099d0b5038b0605a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking firestorm v0.4.6
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking yogi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Read`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Read,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReadWrite`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Read`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Read,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Write`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Write,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReadWrite`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfg`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn dfg(&self, vm: &VMExec) -> DataFlowGraph {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prec_test_5`
[INFO] [stdout]    --> src/vm/mod.rs:480:8
[INFO] [stdout]     |
[INFO] [stdout] 480 |     fn prec_test_5() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Read`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Read,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReadWrite`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Read`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Read,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Write`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Write,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReadWrite`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfg`
[INFO] [stdout]   --> src/vm/analysis/dfg.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn dfg(&self, vm: &VMExec) -> DataFlowGraph {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.74s
[INFO] running `Command { std: "docker" "inspect" "f131c2cbf55c7350e6c0736f4c66ee3597934b29d3a1996099d0b5038b0605a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f131c2cbf55c7350e6c0736f4c66ee3597934b29d3a1996099d0b5038b0605a6", kill_on_drop: false }`
[INFO] [stdout] f131c2cbf55c7350e6c0736f4c66ee3597934b29d3a1996099d0b5038b0605a6