[INFO] fetching crate slackbot 0.2.0...
[INFO] testing slackbot-0.2.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate slackbot 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate slackbot 0.2.0
[INFO] finished tweaking crates.io crate slackbot 0.2.0
[INFO] tweaked toml for crates.io crate slackbot 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slackbot 0.2.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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 147 packages to latest compatible versions
[INFO] [stderr]       Adding openssl v0.10.7 (available: v0.10.79)
[INFO] [stderr]       Adding openssl-sys v0.9.30 (available: v0.9.115)
[INFO] [stderr]       Adding serde_json v0.6.1 (available: v1.0.149)
[INFO] [stderr]       Adding slack v0.8.3 (available: v0.25.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slack v0.8.3
[INFO] [stderr]   Downloaded websocket v0.12.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.30
[INFO] [stderr]   Downloaded cookie v0.1.21
[INFO] [stderr]   Downloaded language-tags v0.0.7
[INFO] [stderr]   Downloaded openssl v0.6.7
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded unicase v1.4.2
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded traitobject v0.0.1
[INFO] [stderr]   Downloaded mime v0.1.3
[INFO] [stderr]   Downloaded num v0.1.43
[INFO] [stderr]   Downloaded uuid v0.1.18
[INFO] [stderr]   Downloaded openssl-sys v0.6.7
[INFO] [stderr]   Downloaded pnacl-build-helper v1.4.11
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded num-rational v0.1.43
[INFO] [stderr]   Downloaded hpack v0.2.0
[INFO] [stderr]   Downloaded url v0.2.38
[INFO] [stderr]   Downloaded openssl v0.10.7
[INFO] [stderr]   Downloaded solicit v0.4.4
[INFO] [stderr]   Downloaded num-bigint v0.1.45
[INFO] [stderr]   Downloaded hyper v0.6.16
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded libressl-pnacl-sys v2.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 420c14bf068e3eefbdb179248c6ba703bc05bd4d2eb00372b694ff68d10f19d8
[INFO] running `Command { std: "docker" "start" "-a" "420c14bf068e3eefbdb179248c6ba703bc05bd4d2eb00372b694ff68d10f19d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "420c14bf068e3eefbdb179248c6ba703bc05bd4d2eb00372b694ff68d10f19d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420c14bf068e3eefbdb179248c6ba703bc05bd4d2eb00372b694ff68d10f19d8", kill_on_drop: false }`
[INFO] [stdout] 420c14bf068e3eefbdb179248c6ba703bc05bd4d2eb00372b694ff68d10f19d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe0722587699428b57533cb36662ddaed911bb5795d56c84b07d6facf1be16b
[INFO] running `Command { std: "docker" "start" "-a" "4fe0722587699428b57533cb36662ddaed911bb5795d56c84b07d6facf1be16b", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] error: multiple packages link to native library `openssl`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.6.7`
[INFO] [stderr]     ... which satisfies dependency `openssl-sys = "^0.6.7"` (locked to 0.6.7) of package `openssl v0.6.7`
[INFO] [stderr]     ... which satisfies dependency `openssl = "~0.6.4"` (locked to 0.6.7) of package `slack v0.8.3`
[INFO] [stderr]     ... which satisfies dependency `slack = "^0.8.2"` (locked to 0.8.3) of package `slackbot v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `openssl`
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.9.30`
[INFO] [stderr]     ... which satisfies dependency `openssl-sys = "^0.9.30"` (locked to 0.9.30) of package `openssl v0.10.7`
[INFO] [stderr]     ... which satisfies dependency `openssl = "*"` (locked to 0.10.7) of package `websocket v0.12.2`
[INFO] [stderr]     ... which satisfies dependency `websocket = "~0.12.2"` (locked to 0.12.2) of package `slack v0.8.3`
[INFO] [stderr]     ... which satisfies dependency `slack = "^0.8.2"` (locked to 0.8.3) of package `slackbot v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `openssl`
[INFO] running `Command { std: "docker" "inspect" "4fe0722587699428b57533cb36662ddaed911bb5795d56c84b07d6facf1be16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe0722587699428b57533cb36662ddaed911bb5795d56c84b07d6facf1be16b", kill_on_drop: false }`
[INFO] [stdout] 4fe0722587699428b57533cb36662ddaed911bb5795d56c84b07d6facf1be16b
