[INFO] cloning repository https://github.com/icewind1991/taspromto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icewind1991/taspromto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Ftaspromto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Ftaspromto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5077717dcc776b9cd3232db8c7a63b54c991f4b2
[INFO] checking icewind1991/taspromto against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Ftaspromto" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icewind1991/taspromto on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/icewind1991/taspromto
[INFO] finished tweaking git repo https://github.com/icewind1991/taspromto
[INFO] tweaked toml for git repo https://github.com/icewind1991/taspromto written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/icewind1991/taspromto already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e8c8518610f05cb9f287b8fd2b734b9fa3434e6626bccdfae171578d54e0e64
[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" "9e8c8518610f05cb9f287b8fd2b734b9fa3434e6626bccdfae171578d54e0e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e8c8518610f05cb9f287b8fd2b734b9fa3434e6626bccdfae171578d54e0e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e8c8518610f05cb9f287b8fd2b734b9fa3434e6626bccdfae171578d54e0e64", kill_on_drop: false }`
[INFO] [stdout] 9e8c8518610f05cb9f287b8fd2b734b9fa3434e6626bccdfae171578d54e0e64
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ca05d4c61f8e479686d0305ba84612588f9f03bbce7ee518d170d445da862a
[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" "57ca05d4c61f8e479686d0305ba84612588f9f03bbce7ee518d170d445da862a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking owo-colors v1.1.3
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking eyre v0.6.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking mqtt4bytes v0.3.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.14
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.16
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking multipart v0.17.0
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking color-spantrace v0.1.4
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking color-eyre v0.5.7
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking rumqttc v0.2.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking taspromto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "57ca05d4c61f8e479686d0305ba84612588f9f03bbce7ee518d170d445da862a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ca05d4c61f8e479686d0305ba84612588f9f03bbce7ee518d170d445da862a", kill_on_drop: false }`
[INFO] [stdout] 57ca05d4c61f8e479686d0305ba84612588f9f03bbce7ee518d170d445da862a