[INFO] cloning repository https://github.com/mirrorange/ncmdump-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mirrorange/ncmdump-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirrorange%2Fncmdump-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirrorange%2Fncmdump-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3266439933dd0cfaa948437270824f5c9c18b573
[INFO] checking mirrorange/ncmdump-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirrorange%2Fncmdump-rs" "/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/mirrorange/ncmdump-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mirrorange/ncmdump-rs
[INFO] finished tweaking git repo https://github.com/mirrorange/ncmdump-rs
[INFO] tweaked toml for git repo https://github.com/mirrorange/ncmdump-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mirrorange/ncmdump-rs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x509-cert v0.2.5
[INFO] [stderr]   Downloaded der_derive v0.7.2
[INFO] [stderr]   Downloaded pkcs7 v0.4.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87c19bbe99e821dd6a97a63648947532787c9792a6940ec294129c8861171a67
[INFO] running `Command { std: "docker" "start" "-a" "87c19bbe99e821dd6a97a63648947532787c9792a6940ec294129c8861171a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87c19bbe99e821dd6a97a63648947532787c9792a6940ec294129c8861171a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c19bbe99e821dd6a97a63648947532787c9792a6940ec294129c8861171a67", kill_on_drop: false }`
[INFO] [stdout] 87c19bbe99e821dd6a97a63648947532787c9792a6940ec294129c8861171a67
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca27cae3c13da1df01c8a481fd8e71b3ee6bfc0c7b1756467144d61889bd53c3
[INFO] running `Command { std: "docker" "start" "-a" "ca27cae3c13da1df01c8a481fd8e71b3ee6bfc0c7b1756467144d61889bd53c3", kill_on_drop: false }`
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking flagset v0.4.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking base64 v0.21.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling der_derive v0.7.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking x509-cert v0.2.5
[INFO] [stderr]     Checking pkcs7 v0.4.1
[INFO] [stderr]     Checking libncm v0.1.2 (/opt/rustwide/workdir/libncm)
[INFO] [stdout] warning: the item `Seek` is imported redundantly
[INFO] [stdout]  --> libncm/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, prelude::*, Seek, SeekFrom};
[INFO] [stdout]   |                     ----------  ^^^^
[INFO] [stdout]   |                     |
[INFO] [stdout]   |                     the item `Seek` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Seek` is imported redundantly
[INFO] [stdout]  --> libncm/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, prelude::*, Seek, SeekFrom};
[INFO] [stdout]   |                     ----------  ^^^^
[INFO] [stdout]   |                     |
[INFO] [stdout]   |                     the item `Seek` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ncmdumpcli v0.1.0 (/opt/rustwide/workdir/ncmdumpcli)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `Command { std: "docker" "inspect" "ca27cae3c13da1df01c8a481fd8e71b3ee6bfc0c7b1756467144d61889bd53c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca27cae3c13da1df01c8a481fd8e71b3ee6bfc0c7b1756467144d61889bd53c3", kill_on_drop: false }`
[INFO] [stdout] ca27cae3c13da1df01c8a481fd8e71b3ee6bfc0c7b1756467144d61889bd53c3
[INFO] checking mirrorange/ncmdump-rs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirrorange%2Fncmdump-rs" "/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/mirrorange/ncmdump-rs on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mirrorange/ncmdump-rs
[INFO] finished tweaking git repo https://github.com/mirrorange/ncmdump-rs
[INFO] tweaked toml for git repo https://github.com/mirrorange/ncmdump-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mirrorange/ncmdump-rs 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec7589856e7a4d7ba2e3f5951d6b2de4b4649a0b6713fc379617b6cedfbe1ee8
[INFO] running `Command { std: "docker" "start" "-a" "ec7589856e7a4d7ba2e3f5951d6b2de4b4649a0b6713fc379617b6cedfbe1ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec7589856e7a4d7ba2e3f5951d6b2de4b4649a0b6713fc379617b6cedfbe1ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7589856e7a4d7ba2e3f5951d6b2de4b4649a0b6713fc379617b6cedfbe1ee8", kill_on_drop: false }`
[INFO] [stdout] ec7589856e7a4d7ba2e3f5951d6b2de4b4649a0b6713fc379617b6cedfbe1ee8
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96d27bf446d0ce950aa87c7f3b38238a8cd78fee9b5bd819d6ac3bd9dca0d782
[INFO] running `Command { std: "docker" "start" "-a" "96d27bf446d0ce950aa87c7f3b38238a8cd78fee9b5bd819d6ac3bd9dca0d782", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking flagset v0.4.4
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking base64 v0.21.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling der_derive v0.7.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking x509-cert v0.2.5
[INFO] [stderr]     Checking pkcs7 v0.4.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking libncm v0.1.2 (/opt/rustwide/workdir/libncm)
[INFO] [stdout] warning: the item `Seek` is imported redundantly
[INFO] [stdout]  --> libncm/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, prelude::*, Seek, SeekFrom};
[INFO] [stdout]   |                     ----------  ^^^^
[INFO] [stdout]   |                     |
[INFO] [stdout]   |                     the item `Seek` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Seek` is imported redundantly
[INFO] [stdout]  --> libncm/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, prelude::*, Seek, SeekFrom};
[INFO] [stdout]   |                     ----------  ^^^^
[INFO] [stdout]   |                     |
[INFO] [stdout]   |                     the item `Seek` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ncmdumpcli v0.1.0 (/opt/rustwide/workdir/ncmdumpcli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "96d27bf446d0ce950aa87c7f3b38238a8cd78fee9b5bd819d6ac3bd9dca0d782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d27bf446d0ce950aa87c7f3b38238a8cd78fee9b5bd819d6ac3bd9dca0d782", kill_on_drop: false }`
[INFO] [stdout] 96d27bf446d0ce950aa87c7f3b38238a8cd78fee9b5bd819d6ac3bd9dca0d782