[INFO] cloning repository https://github.com/Gowee/json2pyi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gowee/json2pyi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGowee%2Fjson2pyi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGowee%2Fjson2pyi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d040c9201e7d3eecd534405dafb7d99ca15f4d3a
[INFO] checking Gowee/json2pyi against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGowee%2Fjson2pyi" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gowee/json2pyi on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gowee/json2pyi
[INFO] finished tweaking git repo https://github.com/Gowee/json2pyi
[INFO] tweaked toml for git repo https://github.com/Gowee/json2pyi written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Gowee/json2pyi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30846819336b8017ad2eae3afe883bc483b9cc28a0b334ba6543f55335c22fec
[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" "30846819336b8017ad2eae3afe883bc483b9cc28a0b334ba6543f55335c22fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30846819336b8017ad2eae3afe883bc483b9cc28a0b334ba6543f55335c22fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30846819336b8017ad2eae3afe883bc483b9cc28a0b334ba6543f55335c22fec", kill_on_drop: false }`
[INFO] [stdout] 30846819336b8017ad2eae3afe883bc483b9cc28a0b334ba6543f55335c22fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea095842f818937f17f43fe16686dcda6f867d5a5da384b947d32a0e7d0de05a
[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" "ea095842f818937f17f43fe16686dcda6f867d5a5da384b947d32a0e7d0de05a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking json2pyi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/inferrer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]    --> src/inferrer.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     use serde_json::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::schema::Type`
[INFO] [stdout]    --> src/inferrer.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     use crate::schema::Type;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/inferrer.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/inferrer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SchemaClosure`
[INFO] [stdout]   --> src/inferrer.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct SchemaClosure {/* ... */}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SchemaClosure`
[INFO] [stdout]   --> src/inferrer.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct SchemaClosure {/* ... */}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InferrerClosure`
[INFO] [stdout]   --> src/inferrer.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct InferrerClosure {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/inferrer.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InferrerClosure`
[INFO] [stdout]   --> src/inferrer.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct InferrerClosure {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `infer`
[INFO] [stdout]   --> src/inferrer.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn infer(mut self, json: &JSONValue) -> Schema {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/inferrer.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rinfer`
[INFO] [stdout]   --> src/inferrer.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn rinfer(&mut self, json: &JSONValue, outer_name: Option<String>) -> ArenaIndex {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `infer`
[INFO] [stdout]   --> src/inferrer.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn infer(mut self, json: &JSONValue) -> Schema {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `union`
[INFO] [stdout]   --> src/inferrer.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn union(&mut self, types: impl IntoIterator<Item = ArenaIndex>) -> ArenaIndex {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rinfer`
[INFO] [stdout]   --> src/inferrer.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn rinfer(&mut self, json: &JSONValue, outer_name: Option<String>) -> ArenaIndex {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `union`
[INFO] [stdout]   --> src/inferrer.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn union(&mut self, types: impl IntoIterator<Item = ArenaIndex>) -> ArenaIndex {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "ea095842f818937f17f43fe16686dcda6f867d5a5da384b947d32a0e7d0de05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea095842f818937f17f43fe16686dcda6f867d5a5da384b947d32a0e7d0de05a", kill_on_drop: false }`
[INFO] [stdout] ea095842f818937f17f43fe16686dcda6f867d5a5da384b947d32a0e7d0de05a