[INFO] fetching crate phase2 0.2.2...
[INFO] testing phase2-0.2.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate phase2 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate phase2 0.2.2
[INFO] finished tweaking crates.io crate phase2 0.2.2
[INFO] tweaked toml for crates.io crate phase2 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate phase2 0.2.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding bellman v0.1.0 (available: v0.14.0)
[INFO] [stderr]       Adding crossbeam v0.3.2 (available: v0.8.4)
[INFO] [stderr]       Adding pairing v0.14.2 (available: v0.23.0)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bellman v0.1.0
[INFO] [stderr]   Downloaded crossbeam v0.3.2
[INFO] [stderr]   Downloaded pairing v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d389d0cc506e8375230dbb33193a9008d556f2f2ed0fa0c630c643d8dd49e76
[INFO] running `Command { std: "docker" "start" "-a" "4d389d0cc506e8375230dbb33193a9008d556f2f2ed0fa0c630c643d8dd49e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d389d0cc506e8375230dbb33193a9008d556f2f2ed0fa0c630c643d8dd49e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d389d0cc506e8375230dbb33193a9008d556f2f2ed0fa0c630c643d8dd49e76", kill_on_drop: false }`
[INFO] [stdout] 4d389d0cc506e8375230dbb33193a9008d556f2f2ed0fa0c630c643d8dd49e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 036625557b2a81f76b0445d37c5ef4d76ae558f407f21dbf10aab35d0bb9b44e
[INFO] running `Command { std: "docker" "start" "-a" "036625557b2a81f76b0445d37c5ef4d76ae558f407f21dbf10aab35d0bb9b44e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pairing v0.14.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling bellman v0.1.0
[INFO] [stderr]    Compiling phase2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "036625557b2a81f76b0445d37c5ef4d76ae558f407f21dbf10aab35d0bb9b44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036625557b2a81f76b0445d37c5ef4d76ae558f407f21dbf10aab35d0bb9b44e", kill_on_drop: false }`
[INFO] [stdout] 036625557b2a81f76b0445d37c5ef4d76ae558f407f21dbf10aab35d0bb9b44e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2ac9b5ddcda7a5c5cac65cd4054573a8a9f996b3c686b64ce81f8e161b9c3455
[INFO] running `Command { std: "docker" "start" "-a" "2ac9b5ddcda7a5c5cac65cd4054573a8a9f996b3c686b64ce81f8e161b9c3455", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling phase2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/mimc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let mut tmp_value = xl_value.map(|mut e| {
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/mimc.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let mut tmp = cs.alloc(|| "tmp", || {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/mimc.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut new_xl_value = xl_value.map(|mut e| {
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/mimc.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let mut new_xl = if i == (MIMC_ROUNDS-1) {
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "2ac9b5ddcda7a5c5cac65cd4054573a8a9f996b3c686b64ce81f8e161b9c3455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac9b5ddcda7a5c5cac65cd4054573a8a9f996b3c686b64ce81f8e161b9c3455", kill_on_drop: false }`
[INFO] [stdout] 2ac9b5ddcda7a5c5cac65cd4054573a8a9f996b3c686b64ce81f8e161b9c3455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ac53f2bde918d20e69caa92b9d28e6b015e2534c41aab34f54d0af57065a5535
[INFO] running `Command { std: "docker" "start" "-a" "ac53f2bde918d20e69caa92b9d28e6b015e2534c41aab34f54d0af57065a5535", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/mimc.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let mut tmp_value = xl_value.map(|mut e| {
[INFO] [stderr]     |                 ----^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/mimc.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let mut tmp = cs.alloc(|| "tmp", || {
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/mimc.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |             let mut new_xl_value = xl_value.map(|mut e| {
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/mimc.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let mut new_xl = if i == (MIMC_ROUNDS-1) {
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `phase2` (example "mimc") generated 4 warnings (run `cargo fix --example "mimc"` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/phase2-da009df7287a658e)
[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" "ac53f2bde918d20e69caa92b9d28e6b015e2534c41aab34f54d0af57065a5535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac53f2bde918d20e69caa92b9d28e6b015e2534c41aab34f54d0af57065a5535", kill_on_drop: false }`
[INFO] [stdout] ac53f2bde918d20e69caa92b9d28e6b015e2534c41aab34f54d0af57065a5535