[INFO] cloning repository https://github.com/Leouarz/da-spammer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leouarz/da-spammer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeouarz%2Fda-spammer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeouarz%2Fda-spammer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8163ba12f62dbee5a21984ad642b37cf31e2e05
[INFO] testing Leouarz/da-spammer against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeouarz%2Fda-spammer" "/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.toml
[INFO] started tweaking git repo https://github.com/Leouarz/da-spammer
[INFO] finished tweaking git repo https://github.com/Leouarz/da-spammer
[INFO] tweaked toml for git repo https://github.com/Leouarz/da-spammer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Leouarz/da-spammer on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Leouarz/da-spammer 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" "+028592fec99e54cc92def5a2a849c673b066dd93" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 483b57af9c5e5a301ab3e4e148697cbfdcca3a08f1bbba980ee21a9b660a063f
[INFO] running `Command { std: "docker" "start" "-a" "483b57af9c5e5a301ab3e4e148697cbfdcca3a08f1bbba980ee21a9b660a063f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "483b57af9c5e5a301ab3e4e148697cbfdcca3a08f1bbba980ee21a9b660a063f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483b57af9c5e5a301ab3e4e148697cbfdcca3a08f1bbba980ee21a9b660a063f", kill_on_drop: false }`
[INFO] [stdout] 483b57af9c5e5a301ab3e4e148697cbfdcca3a08f1bbba980ee21a9b660a063f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "5940f8dc43d4c8e37ad03c60cdf5663f7a1ddba71425c490b81eb13f07a91e24", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/da-sybil-spammer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut accts: Vec<(Keypair, String)> = Vec::with_capacity(args.accounts);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `keypair_from_mnemonic` is never used
[INFO] [stdout]   --> src/bin/da-sybil-spammer.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn keypair_from_mnemonic(mnemonic: &str) -> Keypair {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 23s
[INFO] running `Command { std: "docker" "inspect" "5940f8dc43d4c8e37ad03c60cdf5663f7a1ddba71425c490b81eb13f07a91e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5940f8dc43d4c8e37ad03c60cdf5663f7a1ddba71425c490b81eb13f07a91e24", kill_on_drop: false }`
[INFO] [stdout] 5940f8dc43d4c8e37ad03c60cdf5663f7a1ddba71425c490b81eb13f07a91e24
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302e7bdff3660ddf301066b8e9af4a78c09af7684dd00d313f36cb367a952feb
[INFO] running `Command { std: "docker" "start" "-a" "302e7bdff3660ddf301066b8e9af4a78c09af7684dd00d313f36cb367a952feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling da-spammer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/da-sybil-spammer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut accts: Vec<(Keypair, String)> = Vec::with_capacity(args.accounts);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `keypair_from_mnemonic` is never used
[INFO] [stdout]   --> src/bin/da-sybil-spammer.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn keypair_from_mnemonic(mnemonic: &str) -> Keypair {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "302e7bdff3660ddf301066b8e9af4a78c09af7684dd00d313f36cb367a952feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302e7bdff3660ddf301066b8e9af4a78c09af7684dd00d313f36cb367a952feb", kill_on_drop: false }`
[INFO] [stdout] 302e7bdff3660ddf301066b8e9af4a78c09af7684dd00d313f36cb367a952feb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a785a845ffca48838a52f28d6c51f5e7894bc27c387a44f4423275cf951eb21
[INFO] running `Command { std: "docker" "start" "-a" "4a785a845ffca48838a52f28d6c51f5e7894bc27c387a44f4423275cf951eb21", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/da-sybil-spammer.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut accts: Vec<(Keypair, String)> = Vec::with_capacity(args.accounts);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `keypair_from_mnemonic` is never used
[INFO] [stderr]   --> src/bin/da-sybil-spammer.rs:64:4
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn keypair_from_mnemonic(mnemonic: &str) -> Keypair {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `da-spammer` (bin "da-sybil-spammer" test) generated 2 warnings (run `cargo fix --bin "da-sybil-spammer" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/da_spammer-30d17e37f9aec891)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/da-spammer.rs (/opt/rustwide/target/debug/deps/da_spammer-888d234148db1abe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/da-sybil-spammer.rs (/opt/rustwide/target/debug/deps/da_sybil_spammer-1bb4a959a0bec76a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests da_spammer
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a785a845ffca48838a52f28d6c51f5e7894bc27c387a44f4423275cf951eb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a785a845ffca48838a52f28d6c51f5e7894bc27c387a44f4423275cf951eb21", kill_on_drop: false }`
[INFO] [stdout] 4a785a845ffca48838a52f28d6c51f5e7894bc27c387a44f4423275cf951eb21