[INFO] cloning repository https://github.com/chris-zen/water-levels
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chris-zen/water-levels" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-zen%2Fwater-levels", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-zen%2Fwater-levels'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd119168eb49ad28a1de08c8e857d45625aa20e5
[INFO] checking chris-zen/water-levels against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-zen%2Fwater-levels" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chris-zen/water-levels on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/chris-zen/water-levels
[INFO] finished tweaking git repo https://github.com/chris-zen/water-levels
[INFO] tweaked toml for git repo https://github.com/chris-zen/water-levels written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chris-zen/water-levels 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded tokio v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c447fa2b4ab05c6ea7881f4a49278b121db3e7a1cccd7a37b98ff7cbc127fb05
[INFO] running `Command { std: "docker" "start" "-a" "c447fa2b4ab05c6ea7881f4a49278b121db3e7a1cccd7a37b98ff7cbc127fb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c447fa2b4ab05c6ea7881f4a49278b121db3e7a1cccd7a37b98ff7cbc127fb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c447fa2b4ab05c6ea7881f4a49278b121db3e7a1cccd7a37b98ff7cbc127fb05", kill_on_drop: false }`
[INFO] [stdout] c447fa2b4ab05c6ea7881f4a49278b121db3e7a1cccd7a37b98ff7cbc127fb05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc9687749135dea5ec7a7657beb6f1f5a8d8289478e2fad875969604b9e892b8
[INFO] running `Command { std: "docker" "start" "-a" "dc9687749135dea5ec7a7657beb6f1f5a8d8289478e2fad875969604b9e892b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking water-levels v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.01s
[INFO] running `Command { std: "docker" "inspect" "dc9687749135dea5ec7a7657beb6f1f5a8d8289478e2fad875969604b9e892b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9687749135dea5ec7a7657beb6f1f5a8d8289478e2fad875969604b9e892b8", kill_on_drop: false }`
[INFO] [stdout] dc9687749135dea5ec7a7657beb6f1f5a8d8289478e2fad875969604b9e892b8
[INFO] checking chris-zen/water-levels against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-zen%2Fwater-levels" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chris-zen/water-levels on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/chris-zen/water-levels
[INFO] finished tweaking git repo https://github.com/chris-zen/water-levels
[INFO] tweaked toml for git repo https://github.com/chris-zen/water-levels written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chris-zen/water-levels 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56d9dc5d0d98344ce5b2c31d4c9783094946336c554cb4e6a1f1925b1421cb36
[INFO] running `Command { std: "docker" "start" "-a" "56d9dc5d0d98344ce5b2c31d4c9783094946336c554cb4e6a1f1925b1421cb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56d9dc5d0d98344ce5b2c31d4c9783094946336c554cb4e6a1f1925b1421cb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d9dc5d0d98344ce5b2c31d4c9783094946336c554cb4e6a1f1925b1421cb36", kill_on_drop: false }`
[INFO] [stdout] 56d9dc5d0d98344ce5b2c31d4c9783094946336c554cb4e6a1f1925b1421cb36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 653a878965f8d856f488c51b3d895506e6d812581af44bd9c8ac96bb01e73577
[INFO] running `Command { std: "docker" "start" "-a" "653a878965f8d856f488c51b3d895506e6d812581af44bd9c8ac96bb01e73577", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking water-levels v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.60s
[INFO] running `Command { std: "docker" "inspect" "653a878965f8d856f488c51b3d895506e6d812581af44bd9c8ac96bb01e73577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653a878965f8d856f488c51b3d895506e6d812581af44bd9c8ac96bb01e73577", kill_on_drop: false }`
[INFO] [stdout] 653a878965f8d856f488c51b3d895506e6d812581af44bd9c8ac96bb01e73577