[INFO] fetching crate refinery 0.4.0...
[INFO] checking refinery-0.4.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate refinery 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate refinery 0.4.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refinery 0.4.0
[INFO] finished tweaking crates.io crate refinery 0.4.0
[INFO] tweaked toml for crates.io crate refinery 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded refinery-macros v0.4.0
[INFO] [stderr]   Downloaded barrel v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a170837736fba68fd32682c6f20d01f43ea2eec32f1237f066e5cbe85743bfc5
[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" "a170837736fba68fd32682c6f20d01f43ea2eec32f1237f066e5cbe85743bfc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a170837736fba68fd32682c6f20d01f43ea2eec32f1237f066e5cbe85743bfc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a170837736fba68fd32682c6f20d01f43ea2eec32f1237f066e5cbe85743bfc5", kill_on_drop: false }`
[INFO] [stdout] a170837736fba68fd32682c6f20d01f43ea2eec32f1237f066e5cbe85743bfc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c1f22efc69b2b10fb49dcf8183b45f73314293abe298874b126e7a387226d94
[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" "1c1f22efc69b2b10fb49dcf8183b45f73314293abe298874b126e7a387226d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking futures-sink v0.3.7
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking barrel v0.6.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking walkdir v2.3.1
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[INFO] [stderr]    Compiling aho-corasick v0.7.14
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking refinery-core v0.4.0
[INFO] [stderr]     Checking escargot v0.5.0
[INFO] [stderr]     Checking assert_cmd v0.12.2
[INFO] [stderr]    Compiling refinery-macros v0.4.0
[INFO] [stderr]     Checking refinery v0.4.0 (/opt/rustwide/workdir)
[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]   = note: `#[warn(dead_code)]` on by default
[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] 
[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/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: 4 warnings emitted
[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]   = note: `#[warn(dead_code)]` on by default
[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] 
[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/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: 4 warnings emitted
[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]   = note: `#[warn(dead_code)]` on by default
[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] 
[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/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: 4 warnings emitted
[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]   = note: `#[warn(dead_code)]` on by default
[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] 
[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/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]   = note: `#[warn(dead_code)]` on by default
[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] 
[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/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: 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 2m 08s
[INFO] running `Command { std: "docker" "inspect" "1c1f22efc69b2b10fb49dcf8183b45f73314293abe298874b126e7a387226d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1f22efc69b2b10fb49dcf8183b45f73314293abe298874b126e7a387226d94", kill_on_drop: false }`
[INFO] [stdout] 1c1f22efc69b2b10fb49dcf8183b45f73314293abe298874b126e7a387226d94