[INFO] cloning repository https://github.com/gahag-ml/icpsr-36404-analysis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gahag-ml/icpsr-36404-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahag-ml%2Ficpsr-36404-analysis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahag-ml%2Ficpsr-36404-analysis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] baa9745f00a83ed274dc1e62633d5ed1c5b4562d
[INFO] checking gahag-ml/icpsr-36404-analysis against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahag-ml%2Ficpsr-36404-analysis" "/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/gahag-ml/icpsr-36404-analysis 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/gahag-ml/icpsr-36404-analysis
[INFO] finished tweaking git repo https://github.com/gahag-ml/icpsr-36404-analysis
[INFO] tweaked toml for git repo https://github.com/gahag-ml/icpsr-36404-analysis written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gahag-ml/icpsr-36404-analysis 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 rmp v0.8.9
[INFO] [stderr]   Downloaded bitmatrix v0.1.0
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded radium v0.5.1
[INFO] [stderr]   Downloaded dci v0.3.0
[INFO] [stderr]   Downloaded onehot v0.1.0
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded bitvec v0.19.3
[INFO] [stderr]   Downloaded onehot-derive v0.1.0
[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] 7b78f623f52f022f3c519d8f381b9069291818705853a407ea5d1b06b68a4092
[INFO] running `Command { std: "docker" "start" "-a" "7b78f623f52f022f3c519d8f381b9069291818705853a407ea5d1b06b68a4092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b78f623f52f022f3c519d8f381b9069291818705853a407ea5d1b06b68a4092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b78f623f52f022f3c519d8f381b9069291818705853a407ea5d1b06b68a4092", kill_on_drop: false }`
[INFO] [stdout] 7b78f623f52f022f3c519d8f381b9069291818705853a407ea5d1b06b68a4092
[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] df38cafe1a858da39e892a51791734333b20197a19100d394d15117024e385aa
[INFO] running `Command { std: "docker" "start" "-a" "df38cafe1a858da39e892a51791734333b20197a19100d394d15117024e385aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling radium v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]    Compiling onehot-derive v0.1.0
[INFO] [stderr]     Checking bitvec v0.19.3
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking bitmatrix v0.1.0
[INFO] [stderr]     Checking dci v0.3.0
[INFO] [stderr]     Checking onehot v0.1.0
[INFO] [stderr]     Checking icpsr-36404-analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:444:4
[INFO] [stdout]     |
[INFO] [stdout] 444 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:479:4
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:444:4
[INFO] [stdout]     |
[INFO] [stdout] 444 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:479:4
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.78s
[INFO] running `Command { std: "docker" "inspect" "df38cafe1a858da39e892a51791734333b20197a19100d394d15117024e385aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df38cafe1a858da39e892a51791734333b20197a19100d394d15117024e385aa", kill_on_drop: false }`
[INFO] [stdout] df38cafe1a858da39e892a51791734333b20197a19100d394d15117024e385aa
[INFO] checking gahag-ml/icpsr-36404-analysis against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahag-ml%2Ficpsr-36404-analysis" "/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/gahag-ml/icpsr-36404-analysis 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/gahag-ml/icpsr-36404-analysis
[INFO] finished tweaking git repo https://github.com/gahag-ml/icpsr-36404-analysis
[INFO] tweaked toml for git repo https://github.com/gahag-ml/icpsr-36404-analysis written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gahag-ml/icpsr-36404-analysis 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] fb6357b1c730e86fffd8570a13eafbea8f21e9a0e2330f88a89160a667c4adbd
[INFO] running `Command { std: "docker" "start" "-a" "fb6357b1c730e86fffd8570a13eafbea8f21e9a0e2330f88a89160a667c4adbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb6357b1c730e86fffd8570a13eafbea8f21e9a0e2330f88a89160a667c4adbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6357b1c730e86fffd8570a13eafbea8f21e9a0e2330f88a89160a667c4adbd", kill_on_drop: false }`
[INFO] [stdout] fb6357b1c730e86fffd8570a13eafbea8f21e9a0e2330f88a89160a667c4adbd
[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] 30361b56c6a814a66e4a685d58760a9a878ddc1a30d3af28d3021ad7bb5428e0
[INFO] running `Command { std: "docker" "start" "-a" "30361b56c6a814a66e4a685d58760a9a878ddc1a30d3af28d3021ad7bb5428e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling radium v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]    Compiling onehot-derive v0.1.0
[INFO] [stderr]     Checking bitvec v0.19.3
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking bitmatrix v0.1.0
[INFO] [stderr]     Checking onehot v0.1.0
[INFO] [stderr]     Checking dci v0.3.0
[INFO] [stderr]     Checking icpsr-36404-analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:444:4
[INFO] [stdout]     |
[INFO] [stdout] 444 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:479:4
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:444:4
[INFO] [stdout]     |
[INFO] [stdout] 444 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/data/mod.rs:479:4
[INFO] [stdout]     |
[INFO] [stdout] 479 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.95s
[INFO] running `Command { std: "docker" "inspect" "30361b56c6a814a66e4a685d58760a9a878ddc1a30d3af28d3021ad7bb5428e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30361b56c6a814a66e4a685d58760a9a878ddc1a30d3af28d3021ad7bb5428e0", kill_on_drop: false }`
[INFO] [stdout] 30361b56c6a814a66e4a685d58760a9a878ddc1a30d3af28d3021ad7bb5428e0