[INFO] fetching crate refinery 0.5.0...
[INFO] checking refinery-0.5.0 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate refinery 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate refinery 0.5.0 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refinery 0.5.0
[INFO] finished tweaking crates.io crate refinery 0.5.0
[INFO] tweaked toml for crates.io crate refinery 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", 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] 1f9a9f35e1ae1d9b4ac7b5c2200208893a990a5402e2afcd838382d4c901fe78
[INFO] running `Command { std: "docker" "start" "-a" "1f9a9f35e1ae1d9b4ac7b5c2200208893a990a5402e2afcd838382d4c901fe78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f9a9f35e1ae1d9b4ac7b5c2200208893a990a5402e2afcd838382d4c901fe78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9a9f35e1ae1d9b4ac7b5c2200208893a990a5402e2afcd838382d4c901fe78", kill_on_drop: false }`
[INFO] [stdout] 1f9a9f35e1ae1d9b4ac7b5c2200208893a990a5402e2afcd838382d4c901fe78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "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] d9f906d5e2b148fb5bc4841f1bd437fe5469a2cff3fef0b4d3f85cca20b2c72f
[INFO] running `Command { std: "docker" "start" "-a" "d9f906d5e2b148fb5bc4841f1bd437fe5469a2cff3fef0b4d3f85cca20b2c72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking barrel v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]     Checking refinery-core v0.5.1
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking assert_cmd v1.0.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking tokio-compat-02 v0.1.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]    Compiling refinery-macros v0.5.0
[INFO] [stderr]     Checking refinery v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V2__add_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V4__add_year_to_motos_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V3__add_brand_to_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V1__initial.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V2__add_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V4__add_year_to_motos_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V3__add_brand_to_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V1__initial.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V2__add_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V4__add_year_to_motos_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V3__add_brand_to_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V1__initial.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V2__add_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V4__add_year_to_motos_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V3__add_brand_to_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V1__initial.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V2__add_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V4__add_year_to_motos_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V3__add_brand_to_cars_table.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `migration`
[INFO] [stdout]  --> tests/mod_migrations/V1__initial.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn migration() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.62s
[INFO] running `Command { std: "docker" "inspect" "d9f906d5e2b148fb5bc4841f1bd437fe5469a2cff3fef0b4d3f85cca20b2c72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f906d5e2b148fb5bc4841f1bd437fe5469a2cff3fef0b4d3f85cca20b2c72f", kill_on_drop: false }`
[INFO] [stdout] d9f906d5e2b148fb5bc4841f1bd437fe5469a2cff3fef0b4d3f85cca20b2c72f