[INFO] fetching crate refinery 0.3.0...
[INFO] checking refinery-0.3.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate refinery 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate refinery 0.3.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refinery 0.3.0
[INFO] finished tweaking crates.io crate refinery 0.3.0
[INFO] tweaked toml for crates.io crate refinery 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0362fd446330e2ec3a2555503597f5e5174e59fed731580ab8e599e75a59bfa7
[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" "0362fd446330e2ec3a2555503597f5e5174e59fed731580ab8e599e75a59bfa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0362fd446330e2ec3a2555503597f5e5174e59fed731580ab8e599e75a59bfa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0362fd446330e2ec3a2555503597f5e5174e59fed731580ab8e599e75a59bfa7", kill_on_drop: false }`
[INFO] [stdout] 0362fd446330e2ec3a2555503597f5e5174e59fed731580ab8e599e75a59bfa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef4705379d7e5aae56ad0fa576af882143d5aacb3faf74202e8be3912a24427c
[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" "ef4705379d7e5aae56ad0fa576af882143d5aacb3faf74202e8be3912a24427c", kill_on_drop: false }`
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking barrel v0.6.5
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking refinery-core v0.3.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]     Checking assert_cmd v0.12.2
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]    Compiling refinery-macros v0.3.0
[INFO] [stderr]     Checking refinery v0.3.0 (/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: 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: 4 warnings emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.52s
[INFO] running `Command { std: "docker" "inspect" "ef4705379d7e5aae56ad0fa576af882143d5aacb3faf74202e8be3912a24427c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4705379d7e5aae56ad0fa576af882143d5aacb3faf74202e8be3912a24427c", kill_on_drop: false }`
[INFO] [stdout] ef4705379d7e5aae56ad0fa576af882143d5aacb3faf74202e8be3912a24427c
