[INFO] fetching crate xe621 0.6.3...
[INFO] checking xe621-0.6.3 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate xe621 0.6.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xe621 0.6.3 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xe621 0.6.3
[INFO] finished tweaking crates.io crate xe621 0.6.3
[INFO] tweaked toml for crates.io crate xe621 0.6.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate xe621 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded security-framework-sys v0.3.3
[INFO] [stderr]   Downloaded webpki-roots v0.17.0
[INFO] [stderr]   Downloaded colored v1.9.2
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded futures-core v0.3.4
[INFO] [stderr]   Downloaded ct-logs v0.6.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.1.0
[INFO] [stderr]   Downloaded futures-task v0.3.4
[INFO] [stderr]   Downloaded futures-sink v0.3.4
[INFO] [stderr]   Downloaded custom_error v1.7.1
[INFO] [stderr]   Downloaded mockito v0.23.1
[INFO] [stderr]   Downloaded bumpalo v3.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.47
[INFO] [stderr]   Downloaded futures-util v0.3.4
[INFO] [stderr]   Downloaded hyper v0.13.2
[INFO] [stderr]   Downloaded openssl v0.10.28
[INFO] [stderr]   Downloaded tokio-rustls v0.12.2
[INFO] [stderr]   Downloaded webpki v0.21.2
[INFO] [stderr]   Downloaded ring v0.16.11
[INFO] [stderr]   Downloaded assert-json-diff v1.0.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded futures-channel v0.3.4
[INFO] [stderr]   Downloaded hyper-rustls v0.19.1
[INFO] [stderr]   Downloaded security-framework v0.3.4
[INFO] [stderr]   Downloaded futures-io v0.3.4
[INFO] [stderr]   Downloaded tokio v0.2.11
[INFO] [stderr]   Downloaded untrusted v0.7.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.8
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded rustls v0.16.0
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded futures-macro v0.3.4
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded pin-project v0.4.8
[INFO] [stderr]   Downloaded schannel v0.1.17
[INFO] [stderr]   Downloaded vcpkg v0.2.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.54
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded smallvec v1.2.0
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "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] 5b7cf562f75d5ed0ab0e5a29b6e799a58c5860f4ad6d9bcfa2d060c8cf0ddbcc
[INFO] running `Command { std: "docker" "start" "-a" "5b7cf562f75d5ed0ab0e5a29b6e799a58c5860f4ad6d9bcfa2d060c8cf0ddbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7cf562f75d5ed0ab0e5a29b6e799a58c5860f4ad6d9bcfa2d060c8cf0ddbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7cf562f75d5ed0ab0e5a29b6e799a58c5860f4ad6d9bcfa2d060c8cf0ddbcc", kill_on_drop: false }`
[INFO] [stdout] 5b7cf562f75d5ed0ab0e5a29b6e799a58c5860f4ad6d9bcfa2d060c8cf0ddbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--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] 1d7e61572b686c168531f030585ee483493ce562349e24d9bd718744701aa9fc
[INFO] running `Command { std: "docker" "start" "-a" "1d7e61572b686c168531f030585ee483493ce562349e24d9bd718744701aa9fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking custom_error v1.7.1
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking assert-json-diff v1.0.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking mockito v0.23.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]     Checking rustls-native-certs v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking hyper-rustls v0.19.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking xe621 v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.12s
[INFO] running `Command { std: "docker" "inspect" "1d7e61572b686c168531f030585ee483493ce562349e24d9bd718744701aa9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7e61572b686c168531f030585ee483493ce562349e24d9bd718744701aa9fc", kill_on_drop: false }`
[INFO] [stdout] 1d7e61572b686c168531f030585ee483493ce562349e24d9bd718744701aa9fc