[INFO] fetching crate seance 0.5.0...
[INFO] checking seance-0.5.0 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate seance 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate seance 0.5.0 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seance 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate seance 0.5.0
[INFO] tweaked toml for crates.io crate seance 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded tinyvec v1.1.1
[INFO] [stderr]   Downloaded async-trait v0.1.42
[INFO] [stderr]   Downloaded dtoa v0.4.7
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded unicode-bidi v0.3.4
[INFO] [stderr]   Downloaded tinyvec_macros v0.1.0
[INFO] [stderr]   Downloaded form_urlencoded v1.0.1
[INFO] [stderr]   Downloaded mio v0.7.9
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded tokio-util v0.6.3
[INFO] [stderr]   Downloaded combine v4.5.2
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded libc v0.2.87
[INFO] [stderr]   Downloaded tokio v1.2.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.5
[INFO] [stderr]   Downloaded futures-task v0.3.13
[INFO] [stderr]   Downloaded unicode-normalization v0.1.17
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded redis v0.19.0
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded idna v0.2.2
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded futures-core v0.3.13
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded url v2.2.1
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded serde_derive v1.0.123
[INFO] [stderr]   Downloaded serde v1.0.123
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded futures-util v0.3.13
[INFO] [stderr]   Downloaded futures-sink v0.3.13
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded tokio-macros v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5663340133f118c6f01084823c09025d8759ebbe3aa8221914e2ee5af3b803c
[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" "f5663340133f118c6f01084823c09025d8759ebbe3aa8221914e2ee5af3b803c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5663340133f118c6f01084823c09025d8759ebbe3aa8221914e2ee5af3b803c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5663340133f118c6f01084823c09025d8759ebbe3aa8221914e2ee5af3b803c", kill_on_drop: false }`
[INFO] [stdout] f5663340133f118c6f01084823c09025d8759ebbe3aa8221914e2ee5af3b803c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49a2b3842120588f82db1005be1e8ac060f6577ee004001f567cf42a3d1e552c
[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" "49a2b3842120588f82db1005be1e8ac060f6577ee004001f567cf42a3d1e552c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking seance v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.86s
[INFO] running `Command { std: "docker" "inspect" "49a2b3842120588f82db1005be1e8ac060f6577ee004001f567cf42a3d1e552c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a2b3842120588f82db1005be1e8ac060f6577ee004001f567cf42a3d1e552c", kill_on_drop: false }`
[INFO] [stdout] 49a2b3842120588f82db1005be1e8ac060f6577ee004001f567cf42a3d1e552c