[INFO] cloning repository https://github.com/darosior/ledger_installer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darosior/ledger_installer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarosior%2Fledger_installer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarosior%2Fledger_installer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 885e58c3d36815fe9aebabd6ba564a5e56c2f73b
[INFO] checking darosior/ledger_installer against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarosior%2Fledger_installer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darosior/ledger_installer 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/darosior/ledger_installer
[INFO] finished tweaking git repo https://github.com/darosior/ledger_installer
[INFO] tweaked toml for git repo https://github.com/darosior/ledger_installer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/darosior/ledger_installer 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]     Updating git repository `https://github.com/darosior/minreq`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ledger-apdu v0.10.0
[INFO] [stderr]   Downloaded hidapi v2.6.1
[INFO] [stderr]   Downloaded ledger-transport v0.10.0
[INFO] [stderr]   Downloaded ledger-transport-hidapi v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d5c831f55d6452f4d4c573fe422fdbdb1cb3358ab7432ac302265f833429ae9b
[INFO] running `Command { std: "docker" "start" "-a" "d5c831f55d6452f4d4c573fe422fdbdb1cb3358ab7432ac302265f833429ae9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5c831f55d6452f4d4c573fe422fdbdb1cb3358ab7432ac302265f833429ae9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c831f55d6452f4d4c573fe422fdbdb1cb3358ab7432ac302265f833429ae9b", kill_on_drop: false }`
[INFO] [stdout] d5c831f55d6452f4d4c573fe422fdbdb1cb3358ab7432ac302265f833429ae9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d8bf5e74ee93d4728e6dfaeac0f8c0158a67c19ffe18282f9e3fea627911dad1
[INFO] running `Command { std: "docker" "start" "-a" "d8bf5e74ee93d4728e6dfaeac0f8c0158a67c19ffe18282f9e3fea627911dad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling minreq v2.11.1-alpha (https://github.com/darosior/minreq?branch=try_all_resolved_addrs#a2757124)
[INFO] [stderr]     Checking rustls-native-certs v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling hidapi v2.6.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking ledger-apdu v0.10.0
[INFO] [stderr]     Checking ledger-transport v0.10.0
[INFO] [stderr]     Checking ledger-transport-hidapi v0.10.0
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking ledger_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "d8bf5e74ee93d4728e6dfaeac0f8c0158a67c19ffe18282f9e3fea627911dad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bf5e74ee93d4728e6dfaeac0f8c0158a67c19ffe18282f9e3fea627911dad1", kill_on_drop: false }`
[INFO] [stdout] d8bf5e74ee93d4728e6dfaeac0f8c0158a67c19ffe18282f9e3fea627911dad1
[INFO] checking darosior/ledger_installer against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarosior%2Fledger_installer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darosior/ledger_installer 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/darosior/ledger_installer
[INFO] finished tweaking git repo https://github.com/darosior/ledger_installer
[INFO] tweaked toml for git repo https://github.com/darosior/ledger_installer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/darosior/ledger_installer 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5edb48c239ac873cc4e55f6fa5a542f5b9545768d307d4b64606179d15dbfbff
[INFO] running `Command { std: "docker" "start" "-a" "5edb48c239ac873cc4e55f6fa5a542f5b9545768d307d4b64606179d15dbfbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5edb48c239ac873cc4e55f6fa5a542f5b9545768d307d4b64606179d15dbfbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edb48c239ac873cc4e55f6fa5a542f5b9545768d307d4b64606179d15dbfbff", kill_on_drop: false }`
[INFO] [stdout] 5edb48c239ac873cc4e55f6fa5a542f5b9545768d307d4b64606179d15dbfbff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 310ca37f04ae9d4c1be4cbab47a796aada0962da7afb1631b75344279e2acf35
[INFO] running `Command { std: "docker" "start" "-a" "310ca37f04ae9d4c1be4cbab47a796aada0962da7afb1631b75344279e2acf35", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling minreq v2.11.1-alpha (https://github.com/darosior/minreq?branch=try_all_resolved_addrs#a2757124)
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking rustls-native-certs v0.7.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling hidapi v2.6.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking ledger-apdu v0.10.0
[INFO] [stderr]     Checking ledger-transport v0.10.0
[INFO] [stderr]     Checking ledger-transport-hidapi v0.10.0
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking ledger_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.64s
[INFO] running `Command { std: "docker" "inspect" "310ca37f04ae9d4c1be4cbab47a796aada0962da7afb1631b75344279e2acf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310ca37f04ae9d4c1be4cbab47a796aada0962da7afb1631b75344279e2acf35", kill_on_drop: false }`
[INFO] [stdout] 310ca37f04ae9d4c1be4cbab47a796aada0962da7afb1631b75344279e2acf35