[INFO] cloning repository https://github.com/maciejhirsz/ramhorns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maciejhirsz/ramhorns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Framhorns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Framhorns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9d8ad88a6d93c55eb5100c81ff25c41f327350c
[INFO] checking maciejhirsz/ramhorns against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Framhorns" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maciejhirsz/ramhorns on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maciejhirsz/ramhorns
[INFO] finished tweaking git repo https://github.com/maciejhirsz/ramhorns
[INFO] tweaked toml for git repo https://github.com/maciejhirsz/ramhorns written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/maciejhirsz/ramhorns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded chrono-tz v0.5.3
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded ahash v0.7.4
[INFO] [stderr]   Downloaded quick-error v2.0.1
[INFO] [stderr]   Downloaded askama_escape v0.3.0
[INFO] [stderr]   Downloaded handlebars v3.5.5
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded once_cell v1.8.0
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded askama_shared v0.9.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.2
[INFO] [stderr]   Downloaded unic-char-range v0.9.0
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded arrayvec v0.7.1
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] [stderr]   Downloaded askama_derive v0.9.0
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded askama v0.9.0
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] [stderr]   Downloaded tera v1.11.0
[INFO] [stderr]   Downloaded unic-char-property v0.9.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.9.0
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded walkdir v2.3.2
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded unic-common v0.9.0
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded beef v0.5.0
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded ramhorns-derive v0.11.0
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded globset v0.4.7
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 3bee25214ba91fbe00ce515972051ce8de6a7269ecef05390a5ac34eb942dada
[INFO] running `Command { std: "docker" "start" "-a" "3bee25214ba91fbe00ce515972051ce8de6a7269ecef05390a5ac34eb942dada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bee25214ba91fbe00ce515972051ce8de6a7269ecef05390a5ac34eb942dada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bee25214ba91fbe00ce515972051ce8de6a7269ecef05390a5ac34eb942dada", kill_on_drop: false }`
[INFO] [stdout] 3bee25214ba91fbe00ce515972051ce8de6a7269ecef05390a5ac34eb942dada
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 28eac7cd496b4558402157850b8c0393d0c1778e340efbda3486bd1482b06a96
[INFO] running `Command { std: "docker" "start" "-a" "28eac7cd496b4558402157850b8c0393d0c1778e340efbda3486bd1482b06a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking pulldown-cmark v0.7.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking globset v0.4.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking ramhorns-derive v0.12.0 (/opt/rustwide/workdir/ramhorns-derive)
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling ramhorns-derive v0.11.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking ramhorns v0.12.0 (/opt/rustwide/workdir/ramhorns)
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking askama_shared v0.9.1
[INFO] [stderr]     Checking tera v1.11.0
[INFO] [stderr]     Checking handlebars v3.5.5
[INFO] [stderr]    Compiling askama_derive v0.9.0
[INFO] [stderr]     Checking askama v0.9.0
[INFO] [stderr]     Checking tests v0.0.0 (/opt/rustwide/workdir/tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.77s
[INFO] running `Command { std: "docker" "inspect" "28eac7cd496b4558402157850b8c0393d0c1778e340efbda3486bd1482b06a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28eac7cd496b4558402157850b8c0393d0c1778e340efbda3486bd1482b06a96", kill_on_drop: false }`
[INFO] [stdout] 28eac7cd496b4558402157850b8c0393d0c1778e340efbda3486bd1482b06a96