[INFO] fetching crate transistor 2.1.1...
[INFO] checking transistor-2.1.1 against beta for pr-78714
[INFO] extracting crate transistor 2.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate transistor 2.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transistor 2.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate transistor 2.1.1
[INFO] tweaked toml for crates.io crate transistor 2.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate transistor 2.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7f53d95e99d9a62122af0f7dad0b91e8045a712e736377fbbd134094af3bcc2
[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" "d7f53d95e99d9a62122af0f7dad0b91e8045a712e736377fbbd134094af3bcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7f53d95e99d9a62122af0f7dad0b91e8045a712e736377fbbd134094af3bcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f53d95e99d9a62122af0f7dad0b91e8045a712e736377fbbd134094af3bcc2", kill_on_drop: false }`
[INFO] [stdout] d7f53d95e99d9a62122af0f7dad0b91e8045a712e736377fbbd134094af3bcc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c90b05df3f30bdd00dc8ddfce7d70d3ea3b074c96e19c5f48404c6a584f5a56
[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" "1c90b05df3f30bdd00dc8ddfce7d70d3ea3b074c96e19c5f48404c6a584f5a56", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking edn-rs v0.16.11
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]    Compiling edn-derive v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking trybuild v1.0.35
[INFO] [stderr]     Checking mockito v0.26.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking transistor v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.85s
[INFO] running `Command { std: "docker" "inspect" "1c90b05df3f30bdd00dc8ddfce7d70d3ea3b074c96e19c5f48404c6a584f5a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c90b05df3f30bdd00dc8ddfce7d70d3ea3b074c96e19c5f48404c6a584f5a56", kill_on_drop: false }`
[INFO] [stdout] 1c90b05df3f30bdd00dc8ddfce7d70d3ea3b074c96e19c5f48404c6a584f5a56