[INFO] fetching crate edelcrantz 0.6.1...
[INFO] testing edelcrantz-0.6.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate edelcrantz 0.6.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate edelcrantz 0.6.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate edelcrantz 0.6.1
[INFO] finished tweaking crates.io crate edelcrantz 0.6.1
[INFO] tweaked toml for crates.io crate edelcrantz 0.6.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2b2ec7ae396931ff3ecb932801501849589b79e8dcc0bcdbc39fe491147f705
[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" "e2b2ec7ae396931ff3ecb932801501849589b79e8dcc0bcdbc39fe491147f705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2b2ec7ae396931ff3ecb932801501849589b79e8dcc0bcdbc39fe491147f705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b2ec7ae396931ff3ecb932801501849589b79e8dcc0bcdbc39fe491147f705", kill_on_drop: false }`
[INFO] [stdout] e2b2ec7ae396931ff3ecb932801501849589b79e8dcc0bcdbc39fe491147f705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30cf6f8e942b24c96fffe9fe8453f9f3b0571f00bc9f9c057a9dfbc137aeb817
[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" "30cf6f8e942b24c96fffe9fe8453f9f3b0571f00bc9f9c057a9dfbc137aeb817", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling byteorder_async v1.2.0
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling postcard v0.5.2
[INFO] [stderr]    Compiling edelcrantz v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:269:3
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[serde(bound = "")]
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 270 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]     |                 --------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.10s
[INFO] running `Command { std: "docker" "inspect" "30cf6f8e942b24c96fffe9fe8453f9f3b0571f00bc9f9c057a9dfbc137aeb817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30cf6f8e942b24c96fffe9fe8453f9f3b0571f00bc9f9c057a9dfbc137aeb817", kill_on_drop: false }`
[INFO] [stdout] 30cf6f8e942b24c96fffe9fe8453f9f3b0571f00bc9f9c057a9dfbc137aeb817
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66a3227c1bb778085d8d38d49fa663b2e6eb029601f7900345ed79eae76c59cc
[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" "66a3227c1bb778085d8d38d49fa663b2e6eb029601f7900345ed79eae76c59cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling sluice v0.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:269:3
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[serde(bound = "")]
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 270 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]     |                 --------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling duplexify v1.2.2
[INFO] [stderr]    Compiling edelcrantz v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:269:3
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[serde(bound = "")]
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 270 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]     |                 --------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 45.30s
[INFO] running `Command { std: "docker" "inspect" "66a3227c1bb778085d8d38d49fa663b2e6eb029601f7900345ed79eae76c59cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a3227c1bb778085d8d38d49fa663b2e6eb029601f7900345ed79eae76c59cc", kill_on_drop: false }`
[INFO] [stdout] 66a3227c1bb778085d8d38d49fa663b2e6eb029601f7900345ed79eae76c59cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ccfef0ef1bb4ffd7186c5ee0dd18edaea9830092ac1752fc97e18765cfa929f
[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" "6ccfef0ef1bb4ffd7186c5ee0dd18edaea9830092ac1752fc97e18765cfa929f", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:269:3
[INFO] [stderr]     |
[INFO] [stderr] 269 | #[serde(bound = "")]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr] 270 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]     |                 --------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:269:3
[INFO] [stderr]     |
[INFO] [stderr] 269 | #[serde(bound = "")]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr] 270 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]     |                 --------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/edelcrantz-fa76933b6e47ebf5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::one_way ... ok
[INFO] [stdout] test test::req_res ... ok
[INFO] [stdout] test test::december_deadlock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests edelcrantz
[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" "6ccfef0ef1bb4ffd7186c5ee0dd18edaea9830092ac1752fc97e18765cfa929f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccfef0ef1bb4ffd7186c5ee0dd18edaea9830092ac1752fc97e18765cfa929f", kill_on_drop: false }`
[INFO] [stdout] 6ccfef0ef1bb4ffd7186c5ee0dd18edaea9830092ac1752fc97e18765cfa929f
