[INFO] fetching crate stratum-types 0.9.25...
[INFO] testing stratum-types-0.9.25 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate stratum-types 0.9.25 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stratum-types 0.9.25 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stratum-types 0.9.25
[INFO] finished tweaking crates.io crate stratum-types 0.9.25
[INFO] tweaked toml for crates.io crate stratum-types 0.9.25 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_tuple v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fcd8bbe49b659734ba34e8b1c3001a27a7a053d05e5eb74c513baf77bd64199
[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" "4fcd8bbe49b659734ba34e8b1c3001a27a7a053d05e5eb74c513baf77bd64199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fcd8bbe49b659734ba34e8b1c3001a27a7a053d05e5eb74c513baf77bd64199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcd8bbe49b659734ba34e8b1c3001a27a7a053d05e5eb74c513baf77bd64199", kill_on_drop: false }`
[INFO] [stdout] 4fcd8bbe49b659734ba34e8b1c3001a27a7a053d05e5eb74c513baf77bd64199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f0e81b77279aa65f6822a86d7d1ce3d12c3a03e51561629a9e91eca9147f09
[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" "b9f0e81b77279aa65f6822a86d7d1ce3d12c3a03e51561629a9e91eca9147f09", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling serde_tuple v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling stratum-types v0.9.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]   --> src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde::de::{self, MapAccess, SeqAccess, Visitor};
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `Command { std: "docker" "inspect" "b9f0e81b77279aa65f6822a86d7d1ce3d12c3a03e51561629a9e91eca9147f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f0e81b77279aa65f6822a86d7d1ce3d12c3a03e51561629a9e91eca9147f09", kill_on_drop: false }`
[INFO] [stdout] b9f0e81b77279aa65f6822a86d7d1ce3d12c3a03e51561629a9e91eca9147f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 70b2f8b18a5f332fb6162ef8ad7339bd67a91f677cbdd1efe9ababd4c6d71e2b
[INFO] running `Command { std: "docker" "start" "-a" "70b2f8b18a5f332fb6162ef8ad7339bd67a91f677cbdd1efe9ababd4c6d71e2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling stratum-types v0.9.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]   --> src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde::de::{self, MapAccess, SeqAccess, Visitor};
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]   --> src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde::de::{self, MapAccess, SeqAccess, Visitor};
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "70b2f8b18a5f332fb6162ef8ad7339bd67a91f677cbdd1efe9ababd4c6d71e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b2f8b18a5f332fb6162ef8ad7339bd67a91f677cbdd1efe9ababd4c6d71e2b", kill_on_drop: false }`
[INFO] [stdout] 70b2f8b18a5f332fb6162ef8ad7339bd67a91f677cbdd1efe9ababd4c6d71e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f5da7d119352bb1155bfcbe1b7caba0e119c646adf9eafb59ba379b6e88fc6c
[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" "3f5da7d119352bb1155bfcbe1b7caba0e119c646adf9eafb59ba379b6e88fc6c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `SeqAccess`
[INFO] [stderr]   --> src/lib.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serde::de::{self, MapAccess, SeqAccess, Visitor};
[INFO] [stderr]    |                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeqAccess`
[INFO] [stderr]   --> src/lib.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serde::de::{self, MapAccess, SeqAccess, Visitor};
[INFO] [stderr]    |                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stratum_types-5789d8378e9ce4d0
[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 stratum-types
[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" "3f5da7d119352bb1155bfcbe1b7caba0e119c646adf9eafb59ba379b6e88fc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5da7d119352bb1155bfcbe1b7caba0e119c646adf9eafb59ba379b6e88fc6c", kill_on_drop: false }`
[INFO] [stdout] 3f5da7d119352bb1155bfcbe1b7caba0e119c646adf9eafb59ba379b6e88fc6c