[INFO] cloning repository https://github.com/thymbahutymba/taskgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thymbahutymba/taskgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthymbahutymba%2Ftaskgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthymbahutymba%2Ftaskgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed6ec2dc3bc9e40fa18d3083b86f28350d58c2df
[INFO] testing thymbahutymba/taskgen against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthymbahutymba%2Ftaskgen" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thymbahutymba/taskgen on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thymbahutymba/taskgen
[INFO] finished tweaking git repo https://github.com/thymbahutymba/taskgen
[INFO] tweaked toml for git repo https://github.com/thymbahutymba/taskgen written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/thymbahutymba/taskgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45dae150d8fccc7d3c5dc4a48d889ce02c62aeeef37ed8c77b7746b86791fcf2
[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" "45dae150d8fccc7d3c5dc4a48d889ce02c62aeeef37ed8c77b7746b86791fcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45dae150d8fccc7d3c5dc4a48d889ce02c62aeeef37ed8c77b7746b86791fcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45dae150d8fccc7d3c5dc4a48d889ce02c62aeeef37ed8c77b7746b86791fcf2", kill_on_drop: false }`
[INFO] [stdout] 45dae150d8fccc7d3c5dc4a48d889ce02c62aeeef37ed8c77b7746b86791fcf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--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] 10bbb38c30da145847ef3dd16fd14d88b38111b78a004e6e079270f60d6cf0f3
[INFO] running `Command { std: "docker" "start" "-a" "10bbb38c30da145847ef3dd16fd14d88b38111b78a004e6e079270f60d6cf0f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling cpython v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling python27-sys v0.5.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]    Compiling paste v0.1.12
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling taskgen-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "10bbb38c30da145847ef3dd16fd14d88b38111b78a004e6e079270f60d6cf0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10bbb38c30da145847ef3dd16fd14d88b38111b78a004e6e079270f60d6cf0f3", kill_on_drop: false }`
[INFO] [stdout] 10bbb38c30da145847ef3dd16fd14d88b38111b78a004e6e079270f60d6cf0f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0c2a45caf148a017e0110665648142d5e9d4cfab6ad210354cbedcc948e1811
[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" "d0c2a45caf148a017e0110665648142d5e9d4cfab6ad210354cbedcc948e1811", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskgen-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "d0c2a45caf148a017e0110665648142d5e9d4cfab6ad210354cbedcc948e1811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c2a45caf148a017e0110665648142d5e9d4cfab6ad210354cbedcc948e1811", kill_on_drop: false }`
[INFO] [stdout] d0c2a45caf148a017e0110665648142d5e9d4cfab6ad210354cbedcc948e1811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83caf7582de5f8f05caef740d059f16f4d1fa8d3fd231f5dbaf6b34a7cab25cd
[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" "83caf7582de5f8f05caef740d059f16f4d1fa8d3fd231f5dbaf6b34a7cab25cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/taskgen_rs-3ac72d37e3787234)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83caf7582de5f8f05caef740d059f16f4d1fa8d3fd231f5dbaf6b34a7cab25cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83caf7582de5f8f05caef740d059f16f4d1fa8d3fd231f5dbaf6b34a7cab25cd", kill_on_drop: false }`
[INFO] [stdout] 83caf7582de5f8f05caef740d059f16f4d1fa8d3fd231f5dbaf6b34a7cab25cd