[INFO] cloning repository https://github.com/c8c78cf6c6/0b21060db7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c8c78cf6c6/0b21060db7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc8c78cf6c6%2F0b21060db7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc8c78cf6c6%2F0b21060db7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65736991dec956eab17d2f329f1a6601712be49f
[INFO] checking c8c78cf6c6/0b21060db7 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc8c78cf6c6%2F0b21060db7" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/c8c78cf6c6/0b21060db7
[INFO] finished tweaking git repo https://github.com/c8c78cf6c6/0b21060db7
[INFO] tweaked toml for git repo https://github.com/c8c78cf6c6/0b21060db7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/c8c78cf6c6/0b21060db7 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/c8c78cf6c6/0b21060db7 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cd8fb34dfdb6c09caf5f4326510866786ca073230a90c8c6ca76bb570267570
[INFO] running `Command { std: "docker" "start" "-a" "7cd8fb34dfdb6c09caf5f4326510866786ca073230a90c8c6ca76bb570267570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd8fb34dfdb6c09caf5f4326510866786ca073230a90c8c6ca76bb570267570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd8fb34dfdb6c09caf5f4326510866786ca073230a90c8c6ca76bb570267570", kill_on_drop: false }`
[INFO] [stdout] 7cd8fb34dfdb6c09caf5f4326510866786ca073230a90c8c6ca76bb570267570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f014fd6c7af2dcc8e981a358da74bf4496a8eefb10d6092c425162fbf5189dc
[INFO] running `Command { std: "docker" "start" "-a" "7f014fd6c7af2dcc8e981a358da74bf4496a8eefb10d6092c425162fbf5189dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking simledger v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stdout] warning: unused imports: `LedgerBookEntry` and `TransactionTag`
[INFO] [stdout]  --> lib/src/ledger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::transaction::{LedgerBookEntry, Transaction, TransactionTag};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LedgerBookEntry` and `TransactionTag`
[INFO] [stdout]  --> lib/src/ledger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::transaction::{LedgerBookEntry, Transaction, TransactionTag};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transaction`
[INFO] [stdout]  --> lib/src/execution.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::transaction::{LedgerBookEntry, Transaction};
[INFO] [stdout]   |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transaction`
[INFO] [stdout]  --> lib/src/execution.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::transaction::{LedgerBookEntry, Transaction};
[INFO] [stdout]   |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stdout] warning: static `CLIENT_ID_B` is never used
[INFO] [stdout]  --> lib/tests/account_balances.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static CLIENT_ID_B: u16 = 21;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> lib/tests/account_balances.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             dbg!(account.execute_transaction(dbg!(&tx)));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let _ = dbg!(account.execute_transaction(dbg!(&tx)));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CLIENT_ID_B` is never used
[INFO] [stdout]  --> lib/tests/account_contract.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | static CLIENT_ID_B: u16 = 21;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking tokio-stream v0.1.3
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stdout] error[E0538]: malformed `doc` attribute input
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-stream-0.1.3/src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / #![doc(test(
[INFO] [stdout] 21 | |     no_crate_inject,
[INFO] [stdout]    | |     --------------- found `no_crate_inject` used as a key more than once
[INFO] [stdout] 22 | |     attr(deny(warnings, rust_2018_idioms), allow(dead_code, unused_variables))
[INFO] [stdout] 23 | | ))]
[INFO] [stdout]    | |___^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stdout] For more information about this error, try `rustc --explain E0538`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-stream` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7f014fd6c7af2dcc8e981a358da74bf4496a8eefb10d6092c425162fbf5189dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f014fd6c7af2dcc8e981a358da74bf4496a8eefb10d6092c425162fbf5189dc", kill_on_drop: false }`
[INFO] [stdout] 7f014fd6c7af2dcc8e981a358da74bf4496a8eefb10d6092c425162fbf5189dc
