[INFO] cloning repository https://github.com/HarryLiIsMe/platform-tool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HarryLiIsMe/platform-tool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryLiIsMe%2Fplatform-tool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryLiIsMe%2Fplatform-tool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ab57bb8c7cf4e62ff00137d503c43186e3aa1b9
[INFO] checking HarryLiIsMe/platform-tool against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarryLiIsMe%2Fplatform-tool" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/HarryLiIsMe/platform-tool
[INFO] finished tweaking git repo https://github.com/HarryLiIsMe/platform-tool
[INFO] tweaked toml for git repo https://github.com/HarryLiIsMe/platform-tool written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HarryLiIsMe/platform-tool on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HarryLiIsMe/platform-tool 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64e3ea55312634de041ce65782dfa18d4a683b8a1aa88d0d4a87c5b3629b688e
[INFO] running `Command { std: "docker" "start" "-a" "64e3ea55312634de041ce65782dfa18d4a683b8a1aa88d0d4a87c5b3629b688e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64e3ea55312634de041ce65782dfa18d4a683b8a1aa88d0d4a87c5b3629b688e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e3ea55312634de041ce65782dfa18d4a683b8a1aa88d0d4a87c5b3629b688e", kill_on_drop: false }`
[INFO] [stdout] 64e3ea55312634de041ce65782dfa18d4a683b8a1aa88d0d4a87c5b3629b688e
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b288e0e73ceac5f0d1fa4c139ce5c0ed61879c2272922a9f3e4755dc79a9e89
[INFO] running `Command { std: "docker" "start" "-a" "9b288e0e73ceac5f0d1fa4c139ce5c0ed61879c2272922a9f3e4755dc79a9e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking rlp v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.1
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking uint v0.9.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha3 v0.10.1
[INFO] [stderr]     Checking headers v0.3.7
[INFO] [stderr]     Checking secp256k1 v0.21.3
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.1.3
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking soketto v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking web3-async-native-tls v0.4.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking parity-scale-codec v3.1.5
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking ethbloom v0.12.1
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking primitive-types v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ethereum-types v0.13.1
[INFO] [stderr]     Checking ethabi v17.1.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking web3 v0.19.0 (https://github.com/simonjiao/rust-web3.git?branch=findora#0a32ab5a)
[INFO] [stderr]     Checking platform-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     /// http rpc url
[INFO] [stdout] 49 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 50 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     /// http rpc url
[INFO] [stdout] 68 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 69 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | /     /// http rpc url
[INFO] [stdout] 87 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 88 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/commands.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | /     /// http rpc url
[INFO] [stdout] 107 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 108 | |     pub(crate) rpc_url: String,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/commands.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     #[structopt(name = "account")]
[INFO] [stdout] 111 | |     pub(crate) account: String,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/commands.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |     for args in csv_reader1.headers() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 180 -     for args in csv_reader1.headers() {
[INFO] [stdout] 180 +     while let Ok(args) = csv_reader1.headers() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 180 -     for args in csv_reader1.headers() {
[INFO] [stdout] 180 +     if let Ok(args) = csv_reader1.headers() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `platform-tool` (bin "platform-tool" test) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     /// http rpc url
[INFO] [stdout] 49 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 50 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | /     /// http rpc url
[INFO] [stdout] 68 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 69 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | /     /// http rpc url
[INFO] [stdout] 87 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 88 | |     pub(crate) rpc_url: String,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/commands.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | /     /// http rpc url
[INFO] [stdout] 107 | |     #[structopt(name = "rpc url", short = "u", long = "rpc-url")]
[INFO] [stdout] 108 | |     pub(crate) rpc_url: String,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/commands.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     #[structopt(name = "account")]
[INFO] [stdout] 111 | |     pub(crate) account: String,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/commands.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |     for args in csv_reader1.headers() {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 180 -     for args in csv_reader1.headers() {
[INFO] [stdout] 180 +     while let Ok(args) = csv_reader1.headers() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 180 -     for args in csv_reader1.headers() {
[INFO] [stdout] 180 +     if let Ok(args) = csv_reader1.headers() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `platform-tool` (bin "platform-tool") due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9b288e0e73ceac5f0d1fa4c139ce5c0ed61879c2272922a9f3e4755dc79a9e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b288e0e73ceac5f0d1fa4c139ce5c0ed61879c2272922a9f3e4755dc79a9e89", kill_on_drop: false }`
[INFO] [stdout] 9b288e0e73ceac5f0d1fa4c139ce5c0ed61879c2272922a9f3e4755dc79a9e89
