[INFO] cloning repository https://github.com/bbqsrc/export
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbqsrc/export" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fd992c7438879e1e13a41349685dca66492577f
[INFO] testing bbqsrc/export against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bbqsrc/export on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bbqsrc/export
[INFO] finished tweaking git repo https://github.com/bbqsrc/export
[INFO] tweaked toml for git repo https://github.com/bbqsrc/export written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bbqsrc/export already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e7a8e68ebd5732a86dbd2a6fa9847f156d978417f3375394bacaf48ae251782d
[INFO] running `Command { std: "docker" "start" "-a" "e7a8e68ebd5732a86dbd2a6fa9847f156d978417f3375394bacaf48ae251782d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a8e68ebd5732a86dbd2a6fa9847f156d978417f3375394bacaf48ae251782d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a8e68ebd5732a86dbd2a6fa9847f156d978417f3375394bacaf48ae251782d", kill_on_drop: false }`
[INFO] [stdout] e7a8e68ebd5732a86dbd2a6fa9847f156d978417f3375394bacaf48ae251782d
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c74967c8f06a3ff44285b510f656b89c08a00aa06677d589c096cd40d7a246bf
[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" "c74967c8f06a3ff44285b510f656b89c08a00aa06677d589c096cd40d7a246bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling ctor v0.1.13
[INFO] [stderr]    Compiling export_macro v0.1.0 (/opt/rustwide/workdir/export_macro)
[INFO] [stderr]    Compiling export v0.1.0 (/opt/rustwide/workdir/export)
[INFO] [stderr]    Compiling export_test v0.1.0 (/opt/rustwide/workdir/export_test)
[INFO] [stdout] warning: function is never used: `lolwut`
[INFO] [stdout]  --> export_test/src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn lolwut() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut3`
[INFO] [stdout]   --> export_test/src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn lolwut3() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut4`
[INFO] [stdout]   --> export_test/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn lolwut4() {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Foo`
[INFO] [stdout]   --> export_test/src/lib.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct Foo {}
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bar`
[INFO] [stdout]   --> export_test/src/lib.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn bar() {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.22s
[INFO] running `Command { std: "docker" "inspect" "c74967c8f06a3ff44285b510f656b89c08a00aa06677d589c096cd40d7a246bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74967c8f06a3ff44285b510f656b89c08a00aa06677d589c096cd40d7a246bf", kill_on_drop: false }`
[INFO] [stdout] c74967c8f06a3ff44285b510f656b89c08a00aa06677d589c096cd40d7a246bf
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] b21c120aea3cce791b152e109318d8fa08077535ee6e062a3784b2f5adc39ecb
[INFO] running `Command { std: "docker" "start" "-a" "b21c120aea3cce791b152e109318d8fa08077535ee6e062a3784b2f5adc39ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling export_macro v0.1.0 (/opt/rustwide/workdir/export_macro)
[INFO] [stderr]    Compiling export v0.1.0 (/opt/rustwide/workdir/export)
[INFO] [stdout] warning: function is never used: `lolwut`
[INFO] [stdout]  --> export_test/src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn lolwut() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling export_test v0.1.0 (/opt/rustwide/workdir/export_test)
[INFO] [stdout] warning: function is never used: `lolwut3`
[INFO] [stdout]   --> export_test/src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn lolwut3() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut4`
[INFO] [stdout]   --> export_test/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn lolwut4() {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Foo`
[INFO] [stdout]   --> export_test/src/lib.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct Foo {}
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bar`
[INFO] [stdout]   --> export_test/src/lib.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn bar() {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut`
[INFO] [stdout]  --> export_test/src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn lolwut() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut3`
[INFO] [stdout]   --> export_test/src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn lolwut3() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lolwut4`
[INFO] [stdout]   --> export_test/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn lolwut4() {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Foo`
[INFO] [stdout]   --> export_test/src/lib.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) struct Foo {}
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bar`
[INFO] [stdout]   --> export_test/src/lib.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn bar() {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "b21c120aea3cce791b152e109318d8fa08077535ee6e062a3784b2f5adc39ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21c120aea3cce791b152e109318d8fa08077535ee6e062a3784b2f5adc39ecb", kill_on_drop: false }`
[INFO] [stdout] b21c120aea3cce791b152e109318d8fa08077535ee6e062a3784b2f5adc39ecb
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] b805e405aa4159eed56b2ca9d8af44b9dbe980ae642a9172156f34bb95e2dead
[INFO] running `Command { std: "docker" "start" "-a" "b805e405aa4159eed56b2ca9d8af44b9dbe980ae642a9172156f34bb95e2dead", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `lolwut`
[INFO] [stderr]  --> export_test/src/lib.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn lolwut() {
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lolwut3`
[INFO] [stderr]   --> export_test/src/lib.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn lolwut3() {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lolwut4`
[INFO] [stderr]   --> export_test/src/lib.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn lolwut4() {}
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Foo`
[INFO] [stderr]   --> export_test/src/lib.rs:30:19
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub(crate) struct Foo {}
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `bar`
[INFO] [stderr]   --> export_test/src/lib.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn bar() {}
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `export_test` (lib) generated 5 warnings
[INFO] [stderr] warning: `export_test` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/export-1ae00c9c3875c980)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/export_macro-6798e02980d024e9)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/export_test-c8debd97d46f94e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests export
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests export_macro
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests export_test
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b805e405aa4159eed56b2ca9d8af44b9dbe980ae642a9172156f34bb95e2dead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b805e405aa4159eed56b2ca9d8af44b9dbe980ae642a9172156f34bb95e2dead", kill_on_drop: false }`
[INFO] [stdout] b805e405aa4159eed56b2ca9d8af44b9dbe980ae642a9172156f34bb95e2dead