[INFO] cloning repository https://github.com/Oshlatant/testmongo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Oshlatant/testmongo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOshlatant%2Ftestmongo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOshlatant%2Ftestmongo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b926e8c7b0dfa464070501493d747d88bb0c211
[INFO] checking Oshlatant/testmongo against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOshlatant%2Ftestmongo" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Oshlatant/testmongo on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Oshlatant/testmongo
[INFO] finished tweaking git repo https://github.com/Oshlatant/testmongo
[INFO] tweaked toml for git repo https://github.com/Oshlatant/testmongo written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/Oshlatant/testmongo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--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
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[INFO] [stderr]   Downloaded darling_core v0.12.4
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[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
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[INFO] [stderr]   Downloaded num-traits v0.2.14
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[INFO] [stderr]   Downloaded typenum v1.13.0
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[INFO] [stderr]   Downloaded tinyvec v1.2.0
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[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
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[INFO] [stderr]   Downloaded mongodb v2.0.0-beta
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b22faba3ad997ffdd82815ee197d865873c512bf07a99bd1eb498daed62ab5da
[INFO] running `Command { std: "docker" "start" "-a" "b22faba3ad997ffdd82815ee197d865873c512bf07a99bd1eb498daed62ab5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b22faba3ad997ffdd82815ee197d865873c512bf07a99bd1eb498daed62ab5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22faba3ad997ffdd82815ee197d865873c512bf07a99bd1eb498daed62ab5da", kill_on_drop: false }`
[INFO] [stdout] b22faba3ad997ffdd82815ee197d865873c512bf07a99bd1eb498daed62ab5da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7c54f3c73c4e09603d4a9ed3ffe55e5913db86329b5ad14a418a6bc9833f6c
[INFO] running `Command { std: "docker" "start" "-a" "3f7c54f3c73c4e09603d4a9ed3ffe55e5913db86329b5ad14a418a6bc9833f6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking cpufeatures v0.1.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking version_check v0.9.3
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking os_info v3.0.4
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr] error: could not compile `tinyvec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tinyvec --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tinyvec-1.2.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="tinyvec_macros"' -C metadata=550efc684988de14 -C extra-filename=-550efc684988de14 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern tinyvec_macros=/opt/rustwide/target/debug/deps/libtinyvec_macros-dddb8f029423bc42.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3f7c54f3c73c4e09603d4a9ed3ffe55e5913db86329b5ad14a418a6bc9833f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7c54f3c73c4e09603d4a9ed3ffe55e5913db86329b5ad14a418a6bc9833f6c", kill_on_drop: false }`
[INFO] [stdout] 3f7c54f3c73c4e09603d4a9ed3ffe55e5913db86329b5ad14a418a6bc9833f6c