[INFO] cloning repository https://github.com/Webd01/hastebin-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Webd01/hastebin-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebd01%2Fhastebin-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebd01%2Fhastebin-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab4a530cc647fcacddde0c773e1e2bad143bfda2
[INFO] testing Webd01/hastebin-rs against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebd01%2Fhastebin-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Webd01/hastebin-rs on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Webd01/hastebin-rs
[INFO] finished tweaking git repo https://github.com/Webd01/hastebin-rs
[INFO] tweaked toml for git repo https://github.com/Webd01/hastebin-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Webd01/hastebin-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-io v0.1.9
[INFO] [stderr]   Downloaded openssl v0.10.13
[INFO] [stderr]   Downloaded encoding_rs v0.8.10
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.7
[INFO] [stderr]   Downloaded hyper v0.12.11
[INFO] [stderr]   Downloaded openssl-sys v0.9.37
[INFO] [stderr]   Downloaded tokio-uds v0.2.2
[INFO] [stderr]   Downloaded reqwest v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddfa73aa6e2ca3fff02aa2240ff3d81f15c87114d3e9fc172290d5b849f51b82
[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" "ddfa73aa6e2ca3fff02aa2240ff3d81f15c87114d3e9fc172290d5b849f51b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddfa73aa6e2ca3fff02aa2240ff3d81f15c87114d3e9fc172290d5b849f51b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfa73aa6e2ca3fff02aa2240ff3d81f15c87114d3e9fc172290d5b849f51b82", kill_on_drop: false }`
[INFO] [stdout] ddfa73aa6e2ca3fff02aa2240ff3d81f15c87114d3e9fc172290d5b849f51b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] a2e8cf2a1540ac52813e4704d5b8b0e3fda289a5b24e56dcd951a6c835e90d99
[INFO] running `Command { std: "docker" "start" "-a" "a2e8cf2a1540ac52813e4704d5b8b0e3fda289a5b24e56dcd951a6c835e90d99", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.13
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.10
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.9
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.37
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.2
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling hyper v0.12.11
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.2
[INFO] [stderr]    Compiling hastebin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_chars`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     max_chars: Option<&'a str>,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_chars`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "a2e8cf2a1540ac52813e4704d5b8b0e3fda289a5b24e56dcd951a6c835e90d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e8cf2a1540ac52813e4704d5b8b0e3fda289a5b24e56dcd951a6c835e90d99", kill_on_drop: false }`
[INFO] [stdout] a2e8cf2a1540ac52813e4704d5b8b0e3fda289a5b24e56dcd951a6c835e90d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f05929efcbc62ffe14ea996c02acae6bf9102c7db614ddc4be17ceeea12def0d
[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" "f05929efcbc62ffe14ea996c02acae6bf9102c7db614ddc4be17ceeea12def0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hastebin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_chars`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     max_chars: Option<&'a str>,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_chars`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_chars`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     max_chars: Option<&'a str>,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_chars`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "f05929efcbc62ffe14ea996c02acae6bf9102c7db614ddc4be17ceeea12def0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05929efcbc62ffe14ea996c02acae6bf9102c7db614ddc4be17ceeea12def0d", kill_on_drop: false }`
[INFO] [stdout] f05929efcbc62ffe14ea996c02acae6bf9102c7db614ddc4be17ceeea12def0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61ba3ba82a6cfcd9a5539266ff964e7574b19d774bb1fdc546e39ab3967f3982
[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" "61ba3ba82a6cfcd9a5539266ff964e7574b19d774bb1fdc546e39ab3967f3982", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `max_chars`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 14 |     max_chars: Option<&'a str>,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_chars`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_chars`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     max_chars: Option<&'a str>,
[INFO] [stderr]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_chars`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hastebin-d14759111570bb5f
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hastebin-6cb8bea14a321652
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests hastebin
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61ba3ba82a6cfcd9a5539266ff964e7574b19d774bb1fdc546e39ab3967f3982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ba3ba82a6cfcd9a5539266ff964e7574b19d774bb1fdc546e39ab3967f3982", kill_on_drop: false }`
[INFO] [stdout] 61ba3ba82a6cfcd9a5539266ff964e7574b19d774bb1fdc546e39ab3967f3982