[INFO] cloning repository https://github.com/team-rust/mailbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/team-rust/mailbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteam-rust%2Fmailbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteam-rust%2Fmailbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1080ebc5bb1e9af9033169e806b52b05718376b7 [INFO] testing team-rust/mailbox against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteam-rust%2Fmailbox" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/team-rust/mailbox on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/team-rust/mailbox [INFO] finished tweaking git repo https://github.com/team-rust/mailbox [INFO] tweaked toml for git repo https://github.com/team-rust/mailbox written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/team-rust/mailbox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] e27eeb5b1c3f91eeb9e022f23b814c78db9abe5130002b307b2e67c62ebd1e38 [INFO] running `Command { std: "docker" "start" "-a" "e27eeb5b1c3f91eeb9e022f23b814c78db9abe5130002b307b2e67c62ebd1e38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e27eeb5b1c3f91eeb9e022f23b814c78db9abe5130002b307b2e67c62ebd1e38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e27eeb5b1c3f91eeb9e022f23b814c78db9abe5130002b307b2e67c62ebd1e38", kill_on_drop: false }` [INFO] [stdout] e27eeb5b1c3f91eeb9e022f23b814c78db9abe5130002b307b2e67c62ebd1e38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9ca8c7f2a49e116a6f8856d14603184d03f3cadbdff288e71d4c6e229d81cd7 [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" "d9ca8c7f2a49e116a6f8856d14603184d03f3cadbdff288e71d4c6e229d81cd7", kill_on_drop: false }` [INFO] [stderr] Compiling mailbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/mailbox.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(sender: String, receiver: String, body: String) -> Message { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/mailbox.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new() -> Mailbox { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `store` [INFO] [stdout] --> src/mailbox.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn store(&mut self, m: Message) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch` [INFO] [stdout] --> src/mailbox.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn fetch(&mut self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `SyncedMailbox` [INFO] [stdout] --> src/syncedmailbox.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct SyncedMailbox { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/syncedmailbox.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn new() -> SyncedMailbox { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `store` [INFO] [stdout] --> src/syncedmailbox.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | fn store(&self, m: mailbox::Message) -> Result<(), String> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fetch` [INFO] [stdout] --> src/syncedmailbox.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | fn fetch(&self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "d9ca8c7f2a49e116a6f8856d14603184d03f3cadbdff288e71d4c6e229d81cd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9ca8c7f2a49e116a6f8856d14603184d03f3cadbdff288e71d4c6e229d81cd7", kill_on_drop: false }` [INFO] [stdout] d9ca8c7f2a49e116a6f8856d14603184d03f3cadbdff288e71d4c6e229d81cd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] eb47ebffa9ea48954c17cdb871ae69e9ef0d140cbb5082ecc682a3658f33d80c [INFO] running `Command { std: "docker" "start" "-a" "eb47ebffa9ea48954c17cdb871ae69e9ef0d140cbb5082ecc682a3658f33d80c", kill_on_drop: false }` [INFO] [stderr] Compiling mailbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "eb47ebffa9ea48954c17cdb871ae69e9ef0d140cbb5082ecc682a3658f33d80c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb47ebffa9ea48954c17cdb871ae69e9ef0d140cbb5082ecc682a3658f33d80c", kill_on_drop: false }` [INFO] [stdout] eb47ebffa9ea48954c17cdb871ae69e9ef0d140cbb5082ecc682a3658f33d80c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b9d30e8d6d6bb0599fad19f9a40989c54da88da78b2e538a25286f06a60a2a8e [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" "b9d30e8d6d6bb0599fad19f9a40989c54da88da78b2e538a25286f06a60a2a8e", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] running 4 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mailbox-e25032bc639ca1e4) [INFO] [stdout] test syncedmailbox::tests::test_store ... ok [INFO] [stdout] test syncedmailbox::tests::test_fetch ... ok [INFO] [stdout] test mailbox::tests::test_store ... ok [INFO] [stdout] test mailbox::tests::test_fetch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b9d30e8d6d6bb0599fad19f9a40989c54da88da78b2e538a25286f06a60a2a8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9d30e8d6d6bb0599fad19f9a40989c54da88da78b2e538a25286f06a60a2a8e", kill_on_drop: false }` [INFO] [stdout] b9d30e8d6d6bb0599fad19f9a40989c54da88da78b2e538a25286f06a60a2a8e