[INFO] cloning repository https://github.com/rgreinho/lower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rgreinho/lower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgreinho%2Flower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgreinho%2Flower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4292c12991de22053a7a36508c09757dfcf6e8b5
[INFO] checking rgreinho/lower against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgreinho%2Flower" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rgreinho/lower
[INFO] finished tweaking git repo https://github.com/rgreinho/lower
[INFO] tweaked toml for git repo https://github.com/rgreinho/lower written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rgreinho/lower on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rgreinho/lower already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rgreinho/lower against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgreinho%2Flower" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rgreinho/lower
[INFO] finished tweaking git repo https://github.com/rgreinho/lower
[INFO] tweaked toml for git repo https://github.com/rgreinho/lower written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rgreinho/lower on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rgreinho/lower already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest-tracing v0.2.1
[INFO] [stderr]   Downloaded poloto v11.1.6
[INFO] [stderr]   Downloaded retry-policies v0.1.1
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded reqwest-middleware v0.1.5
[INFO] [stderr]   Downloaded getrandom v0.2.5
[INFO] [stderr]   Downloaded mio v0.8.2
[INFO] [stderr]   Downloaded httparse v1.6.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.20
[INFO] [stderr]   Downloaded reqwest v0.11.10
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] [stderr]   Downloaded tagger v4.3.3
[INFO] [stderr]   Downloaded color-eyre v0.6.1
[INFO] [stderr]   Downloaded tracing-core v0.1.23
[INFO] [stderr]   Downloaded task-local-extensions v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded reqwest-retry v0.1.4
[INFO] [stderr]   Downloaded owo-colors v3.2.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] [stderr]   Downloaded h2 v0.3.12
[INFO] [stderr]   Downloaded security-framework v2.6.1
[INFO] [stderr]   Downloaded hyper v0.14.17
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.9
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.3
[INFO] [stderr]   Downloaded anyhow v1.0.56
[INFO] [stderr]   Downloaded tokio v1.17.0
[INFO] [stderr]   Downloaded eyre v0.6.7
[INFO] [stderr]   Downloaded ipnet v2.4.0
[INFO] [stderr]   Downloaded tracing v0.1.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87047be3a06afee3b2b4364575f4282efc9147897f5739f4fb7ecbe482e57e71
[INFO] running `Command { std: "docker" "start" "-a" "87047be3a06afee3b2b4364575f4282efc9147897f5739f4fb7ecbe482e57e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87047be3a06afee3b2b4364575f4282efc9147897f5739f4fb7ecbe482e57e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87047be3a06afee3b2b4364575f4282efc9147897f5739f4fb7ecbe482e57e71", kill_on_drop: false }`
[INFO] [stdout] 87047be3a06afee3b2b4364575f4282efc9147897f5739f4fb7ecbe482e57e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ef5da1fae316afe77251fbf59b5cbaf70ee8a09599ccfd5068e6018fec0de4
[INFO] running `Command { std: "docker" "start" "-a" "87ef5da1fae316afe77251fbf59b5cbaf70ee8a09599ccfd5068e6018fec0de4", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling eyre v0.6.7
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking owo-colors v3.2.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ipnet v2.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking crossbeam-channel v0.5.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tagger v4.3.3
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking task-local-extensions v0.1.1
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking h2 v0.3.12
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking opentelemetry v0.17.0
[INFO] [stderr]     Checking tracing-opentelemetry v0.17.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking lower v0.1.0 (/opt/rustwide/workdir/lower)
[INFO] [stderr]     Checking retry-policies v0.1.1
[INFO] [stderr]     Checking poloto v11.1.6
[INFO] [stderr]     Checking graph v0.1.0 (/opt/rustwide/workdir/graph)
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking reqwest-middleware v0.1.5
[INFO] [stderr]     Checking reqwest-tracing v0.2.1
[INFO] [stderr]     Checking reqwest-retry v0.1.4
[INFO] [stderr]     Checking rates v0.1.0 (/opt/rustwide/workdir/rates)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "87ef5da1fae316afe77251fbf59b5cbaf70ee8a09599ccfd5068e6018fec0de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ef5da1fae316afe77251fbf59b5cbaf70ee8a09599ccfd5068e6018fec0de4", kill_on_drop: false }`
[INFO] [stdout] 87ef5da1fae316afe77251fbf59b5cbaf70ee8a09599ccfd5068e6018fec0de4